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British
Columbia Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2008-10
September 5, 2008
New Publications, New Staff, and a Successful Field Season
Publications
|
Cement – Reduction of CO2
Emissions – Sustainable Development (Supplementary cementitious
materials (SCMs) in British Columbia) | |
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Contribution to
sustainability in cement and coal production, southwest British
Columbia, Canada |
BC Geological Survey News
|
Staffing: Interim Director, Geoscience Initiatives hired | |
|
Assessment Reports: 2008 field season highlights | |
|
Website redesign coming soon |
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PUBLICATIONS
Cement –
Reduction of CO2 Emissions – Sustainable Development
(Supplementary cementitious materials (SCMs) in British
Columbia)
Geofile 2008-09
By G. Simandl and L. Simandl
http://www.em.gov.bc.ca/mining/Geolsurv/Publications/GeoFiles/Gf2008-9/toc.htm
This poster introduces the cement-making process, describes how CO2 is generated during Portland cement production, explains the blended cement concept and demonstrates how the increased use of blended cement results in substantial reductions of CO2 emissions.
Blended cement has chemical and physical properties similar to those of traditional Portland cement (the main cementitious material used to make concrete); however, it commonly consists of 10-30% (in some cases up to 50%) additives that require only low or no temperature calcining. These additives are supplementary cementitious materials (SCMs) or natural pozzolans. They include fly ash, silica fumes, volcanic ash, scoria, pumice, silica sinter, metakaolin, slags, zeolites, diatomaceous earth, rice husk ash, calcined shale and a number of other materials. As a result, the production of blended cement requires the combustion of a smaller quantity of fossil fuel than Portland cement. The reduction in the use of Portland cement also lowers the level of raw material - related emissions emitted by calcination of limestone.
Contribution
to sustainability in cement and coal production, southwest
British Columbia, Canada
Information Circular
2008-02
By L. Simandl and C. J. Brûlé
http://www.em.gov.bc.ca/mining/Geolsurv/Publications/InfoCirc/IC2008-02/toc.htm
This Information Circular presents ideas about the sustainable development of coal and cement raw materials in British Columbia. The study describes the chemical composition of the Quinsam coal mine rejects and demonstrates how the use of these rejects could benefit coal and cement producers, and the environment. The same principles can be applied to other coal operations and deposits where alumina-rich clays or shales with low concentrations of alkali elements are associated with coal.
SURVEY NEWS
Interim, Director, Geoscience Initiatives hired
Philippe Erdmer joined the BC Geological Survey on a half-time, temporary basis as of August 18th, 2008 to supervise the Geoscience Initiatives Section which carries out mapping and mineral deposit, geochemistry, and industrial mineral studies. He will be working with the branch until the search for a permanent Director is completed. This is the position that was held by Brian Grant.
Philippe is a professional structural geologist with 30+ years of experience, including considerable field work in British Columbia. He has recently moved to Salt Spring Island with his family and comes from the University of Alberta where he will continue as a Professor at the Department of Earth and Atmospheric Sciences on a part-time basis.
Philippe has MSc and PhD degrees from Queen's University where he began his teaching career. He has also taught at the Royal Military College of Canada, and has been teaching at the University of Alberta since 1984. Philippe has supervised a multitude of graduate students at the University of Alberta.
2008 Field Season highlights
Most BC Geological Survey field crews have now safely returned from successful field programs throughout the province. Bedrock and surficial geology mapping, mineral deposits investigations, till sampling and geochemical surveys were completed. Highlights from the season include:
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Discovery of previously unreported mineralization, | |
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Programs covered more ground than expected, increasing areas to be included in new geological maps, | |
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A drift prospecting short course was held in Smithers (Northwest Community College and Smithers Exploration Group) by Travis Ferbey (BCGS) and Alain Plouffe (GSC). This two day hands-on course was attended by 23 members of the exploration community, | |
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Mountain bikes were used successfully again this year by several field crews as part of the Ministry’s initiative to be carbon-neutral by 2010. |
Website redesign coming soon
Websites across the provincial government are being updated and redesigned. The Ministry of Energy Mines and Petroleum Resources website will be updated over the coming months. This may affect access to some parts of the BC Geological Survey website. We will be working to ensure any broken links are repaired as quickly as possible. For assistance contact Sarah Meredith-Jones (Sarah.MeredithJones@gov.bc.ca).
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Most provincial geoscience data can be easily accessed over the internet in map
format at:
www.MapPlace.ca and through various thematic pages at
www.empr.gov.bc.ca/geology.
Printed BC Geological Survey geoscience publications are available from Crown
Publications Inc.
Tel: 250-386-4636 Fax: 250-386-0221
Email: crown@pinc.com Website:
www.crownpub.bc.ca/
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British
Columbia Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2008-9
June 30, 2008
Updated Publications
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Handbook for Mineral and Coal Exploration in British Columbia:
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Geology and Mineral Occurrences of the Downie Creek area,
Northern Selkirk Mountains | |
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Geology and Mineral Occurrences of the Goldstream River area,
northern Selkirk Mountains |
BC Geological Survey News
|
Staffing: Director, BC Mineral Development Office hired | |
|
Assessment Reports: 30,000 assessment reports now filed |
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UPDATED PUBLICATIONS
Handbook for Mineral and Coal Exploration in British
Columbia: A working Field Guide (2008-09 Edition)
http://www.em.gov.bc.ca/Subwebs/mining/Exploration/handbook.htm (available online now)
The Handbook for Mineral and Coal Exploration in British Columbia has been developed over the past few years as a joint effort of the Ministry of Energy, Mines and Petroleum Resources, the Ministry of Environment, the Association for Mineral Exploration British Columbia (AME BC) and the Mining Association of British Columbia. It is meant to assist the B.C. mineral and coal exploration sectors in planning and implementing their exploration activities with due regard for worker health and safety and environmental protection.
Geology and Mineral Occurrences of the Downie Creek area,
northern Selkirk Mountains
Revised
Open File 1996-02, geology updated, colour added
Cartography by J.M. Logan and C.Y.M.
Lin
http://www.em.gov.bc.ca/mining/Geolsurv/Publications/OpenFiles/OF1996-02/toc.htm
Available Online July 4, 2008
1. Open File 1996-02 presents the geology and mineral occurrences of the Downie Creek area (82M/8, part of 1) in the northern Selkirk Mountains of southeastern British Columbia. The Open File map portrays geology at 1:50 000 scale and includes a legend, cross sections, and tables of isotopic age data and mineral occurrences. The work complements information in Open Files 1995-02 and 1995-03.
Geology and Mineral Occurrences of the Goldstream River area,
northern Selkirk Mountains
Revised
Open File 1995-02, geology updated, colour added
Revision and cartography by J.M. Logan
and C.Y.M. Lin
http://www.em.gov.bc.ca/mining/Geolsurv/Publications/OpenFiles/OF1995-02/toc.htm
2. Open File 1995-02 discusses the geology and mineral occurrences of the Goldstream River area (82M/9 and part of 10) in the northern Selkirk Mountains in eastern British Columbia. The Open File map presents geology at 1:50 000 scale, and has a legend, several geologic cross sections, and a table of mineral occurrences. More detailed geology of the Goldstream mine area is presented in Open File 1995-03.
BCGS NEWS
Staffing
The British Columbia Geological Survey (BCGS) is pleased to welcome Jay Fredericks as Director, BC Mineral Development Office in Vancouver. In this position Jay will be a key liaison between the mineral exploration and mining industries and the Ministry of Energy, Mines and Petroleum Resources.
Prior to coming to BC, Jay was Director of Mineral Policy with the Government of Saskatchewan. There, Jay was responsible for preparing revenue and economic forecasts for mineral commodities, developing royalty structures and led in the development of a broad range of policy initiatives that influence the Saskatchewan mineral industry. More recently, Jay was extensively involved in Saskatchewan’s efforts to attract new mineral investment from Asian and European markets.
In 2004, Jay was part of a team that received the Premier’s Award for Excellence in the Public Service for their work in developing a package of incentives to promote exploration and development of Saskatchewan’s mineral resources. In 2007, Jay was again nominated for the Premier’s Award of Excellence in the Public service for his role co-chairing a team that developed the Reclaimed Industrial Sites Act and the Institutional Control Management Framework for the long term care and maintenance of former mine sites, the first of its kind in the world.
Jay will be joining the BC Mineral Development office on July 2, 2008. Please feel free to contact him at Jay.Fredericks@gov.bc.ca or 604-660-3332.
Assessment Reports
As of mid-June, 30 000 mineral assessment reports had been filed with the BC Geological Survey. These reports will be posted on line, accessible for free through the ARIS website, when they are no longer confidential.
http://www.em.gov.bc.ca/mining/Geolsurv/Aris/default.htm
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British
Columbia Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2008-8
May 30, 2008
| Geology and Mineral Deposits of the McKinney Creek Area, British Columbia (part of NTS 82E/3) | |
| Geology and Mineral Occurrences northern Selkirk Mountains, Southeastern British Columbia (NTS 82M/8, 9 & Parts of 1 and 10) | |
| Regional to property-scale drift prospecting surveys in British Columbia | |
| 2008 Field Program Map now online | |
| MapPlace User Tip #2: blurry raster images |
NEW PUBLICATIONS
Available Online June 2nd, 2008
1. Geology and mineral deposits of the McKinney Creek Area, British Columbia (part of
NTS 82E/3)
The map covers the McKinney Creek area, to the north of Bridesville, between Rock Creek and Baldy Mountain and bordering on OF 2007-7. It further expands westwards, studies of the pre-Tertiary rocks by Fyles in the Greenwood area (1990).
Intrusive rocks rim the McKinney Creek area on north, west and south sides. Jurassic intrusions comprise two major bodies – the McKinney Creek and Mount Baldy granodiorites as well as an unnamed suite of ultramafic and mafic intrusions. Tertiary-age porphyry dykes abound through the area intruding all older lithologies.
Gold veins of the Camp McKinney camp and the surrounding area are hosted in the Anarchist Schist but are believed to be genetically related to Tertiary intrusions. The band of ?Jurassic mafic and ultramafic intrusions is related to those seen to the southwest of the map sheet (e.g. the Old Nick) and similarly bear chromite and magnetite mineralization, as well as talc and soapstone.
2. Geology and Mineral Occurrences northern Selkirk Mountains, Southeastern British
Columbia (NTS 82M/8, 9 & Parts of 1 and 10)
The Selkirk Mountains straddle the boundary between rocks assigned to the North American miogeocline and the pericratonic Kootenay Terrane. Lower Paleozoic rocks of the northern Selkirk Mountains host numerous volcanogenic massive sulphide occurrences, that include the Goldstream copper-zinc mine, the arsenical, gold-rich J&L deposit. The stratiform nature of these deposits makes understanding the regional stratigraphic and structural setting fundamental to exploration for new VHMS deposits.
This 1:100 000 scale colour compilation map is based on fieldwork conducted between 1994 and 1996, compilation of 3 previously published 1:50 000 scale Open file maps as well as mineral exploration assessment reports. It covers approximately 2200 km
2 of the northern Selkirk Mountains in the area that extends from the northern boundary of Mount Revelstoke National Park to the head waters of French Creek and from the headwaters of Goldstream River and Downie Creek west to Revelstoke Lake.This map presents new geochronology, palaeontology, updated mineral occurrences and prospective exploration targets (exhalative horizons) to aid exploration for base metal deposits in this region.
3. Regional to property-scale drift prospecting surveys in British Columbia
GeoFile 2008-12
Compilation by T. Ferbey
Presented here is a geographically referenced list of drift prospecting surveys that have been conducted in British Columbia. A list of topical studies and special volumes that are relevant to drift prospecting in British Columbia have also been included. These studies and geochemical data will be of interest to explorationists and researchers who are assessing the effectiveness of drift prospecting surveys in the context of their own exploration or research program, who are preparing to design and implement their own survey, or who have generated geochemical data on drift samples and are looking for data from orientation surveys for comparison.
This map and list of references is intended to provide a way of quickly identifying drift prospecting studies and data that are either geographically or topically of interest to those working in British Columbia. Any omission in the reference list or on the map should be brought to the attention of the compiler. This publication will be updated on an annual basis.
BCGS NEWS
The 2008 British Columbia Geological Survey Field Programs Map is now posted to the website.
MAPPLACE TIP #2: The FAQs page
If a raster image looks blurry after zooming right-click the layer and select REBUILD to refresh the layer.
Did you know that the MapPlace has Frequently Asked Questions
page? Next time you’ve got a question, check it out!
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British
Columbia Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2008-7
April 15, 2008
Available Online April 16, 2008
1. Terrace Preliminary Geodata Release
J.L. Nelson, M. McKeown, Y. Cui, P. Desjardins and T. Nakanishi (BC Geological Survey)
Farshad Shirvani (Terracad Ltd.)
The Terrace geodata release presents for the first time in digital form the geology and mineral deposit potential of the Terrace area of northwestern British Columbia. It provides an easy-to-use introduction to the geology and exploration potential of the area. This release presents results of the ongoing Terrace Geological Mapping and Mineral Assessment Project which is now in its third year with publication of 3 1:50,000 geological maps. This data release gives direct access to the digital files and geoscience data generated during the project.
An interactive map is located on MapPlace under ‘Thematic Maps’,
titled ‘Terrace preliminary geodata release’
www.mapplace.ca
The GeoFile is available on CD or for download here:
http://www.em.gov.bc.ca/mining/Geolsurv/Publications/GeoFiles/Gf2008-11/toc.htm
BCGS NEWS
Two Staffing Updates
The BC Geological Survey is very pleased to welcome Yao Cui, who joins the branch as the Geomatics Geoscientist, a new specialist position that will broaden and strengthen the Branch’s geoscience expertise and capacity. Yao comes to us from the Ministry of Agriculture and Lands, Integrated Land Management Bureau, Base Mapping and Geomatics Services Branch where he was the Senior Geospatial Data Specialist /Architect of GeoBase BC.
Yao was born in China and has a B.Eng. in Economic Geology, a M.Sc. in Isotopic Geochemistry and Geochronology, and a M.Sc. in Geochemistry from UBC. He had advanced training in Geographic Information Systems from BCIT and UBC. Prior to moving to Canada Yao had 3 years mining geology and engineering experience in one of Asia’s largest uranium mines.
Larry Jones has recently changed positions in the BC Geological Survey and is now the Director of the Resource Information Section, replacing Gib McArthur who retired at the end of February. Larry joined the BC Geological Survey in 1986, working with database and system development of mineral inventory for MINFILE. This was followed by leading a team in the design, development and marketing of MapPlace, an internet-based geographic information system providing access to BC geospatial data to diverse client groups. Larry is a provincial representative in several Canadian Geoscience Knowledge Network working groups and a member of the Natural Resource Sector Information Council. Larry graduated with a geology degree from Carelton University and is a professional geoscientist. Prior to joining the Ministry Larry worked with the Federal government and also with several exploration companies.
MAPPLACE TIP # 1: The FAQs page
Did you know that the MapPlace has a Frequently
Asked Questions page? Next time you’ve got a question, check it out!
http://www.em.gov.bc.ca/mining/Geolsurv/MapPlace/faq.htm
If you have a question that is not listed, let us know so we can add it.
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British Columbia Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2008-6
March 31, 2008
THREE NEW BRITISH COLUMBIA GEOSCIENCE PRODUCTS RELEASED –
BC Geological Survey
Geology and Mineral Deposits of the area east of Beaverdell, British
Columbia
Open File 2008-09 [map and files available for download]
By Massey, N. and Duffy, A.
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/Geolsurv/Publications/OpenFiles/OF2008-09/toc.htm
A multi-media geochemical orientation study over the Jen Claims (Murray
Property), Blackwater River area, British Columbia (NTS 93G03)
GeoFile 2008-7
By Lett, R.E., Logan, J.M. and Sandwith, Z.
Files may be downloaded from:
http://www.em.gov.bc.ca/Mining/Geolsurv/Publications/GeoFiles/Gf2008-7/toc.htm
GeoTour Guide for Kamloops, British Columbia
GeoFile 2008-6
By Turner, B., Anderson, B., Franklin, R., Cathro, M., Madu, B., Huscroft, C.,
Frey, E. and
Favrholdt, K.
Files may be downloaded from:
http://www.em.gov.bc.ca/Mining/Geolsurv/Publications/GeoFiles/Gf2008-6/toc.htm
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British Columbia Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2008-5
March 26, 2008
BC
GEOLOGICAL SURVEY HELPS DELIVER SHORT COURSES AT KEG
Practical Geochemistry
A second full-day short course is on practical geochemical methods for the field geologist or prospector. This course is presented
by the BC Geological Survey, Eco Tech Labs, KEG and SGS Mineral Services, and will be held on Monday, March 31st, 2008.
Notes from the Practical Geochemistry short course will be published as a GeoFile on the BC Geological Survey website following
the conference.
Proven Mineral Exploration Strategies for the Beetle Impacted Zone (BIZ)
Learn about the exploration opportunities in the BIZ, and how to use the geochemical and geophysical tools and strategies being
produced. This short course will be presented at the Kamloops Exploration Group (KEG) meeting on Thursday, April 3rd, 2008
in Kamloops British Columbia.
The short course is co-hosted by the BC Geological Survey, Geological Survey of Canada, and Geoscience BC and KEG.
For more information on these courses and the conference please visit the KEG website:
http://www.keg.bc.ca/
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British Columbia Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2008-4
January 28, 2008
NEW British Columbia
GEOSCIENCE PRODUCTS
available over the internet and at Mineral Exploration Roundup, Vancouver,
January 28th 2008
Geological Fieldwork 2007: A
summary of Fieldwork and Current Research – Paper 2008-1
The volume is available over the internet at:
http://www.em.gov.bc.ca/mining/Geolsurv/Publications/Fieldwork/2007/toc.htm
Communities Benefiting from BC
Mineral Exploration Activity – 2007
by P. Chan and K.D. Hancock
Open File 2008-7
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/Geolsurv/Publications/OpenFiles/OF2008-07/toc.htm
Geology of the Skeena Group,
central British Columbia
NTS 093 E, F, K, L, M; 103 I, P
by D. Alldrick
Open File Map 2007-8
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/GeolSurv/Publications/OpenFiles/OF2007-08/toc.htm
Geology of the Equity Silver Mine
area
NTS 093L/01W
by D. Alldrick
Open File Map 2007-9
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/GeolSurv/Publications/OpenFiles/OF2007-09/toc.htm
Nechako NATMAP Project: A digital
suite of geoscience information for central British Columbia
(NTS Map Sheets 093N, 093K, 093F, 093G/W, 093L/9,16, & 093M/1,2,7,8)
by L.C. Struik, D.G. MacIntyre and S.P. Williams
Open File 2007-10 / GSC Open File 5623
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/GeolSurv/Publications/OpenFiles/OF2007-10/toc.htm
Chezacut area geology (NTS 93C/08)
by M.G. Mihalynuk, C.R. Peat, E.A. Orovan, K. Terhune, T. Ferbey and M.A.
McKeown
Open File Map 2008-2
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/GeolSurv/Publications/OpenFiles/OF2008-02/toc.htm
Geology of the Chist Creek map area
103I/08
by J.L. Nelson, J. Kyba, M.A. McKeown, and J. Angen
Open File 2008-3
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/GeolSurv/Publications/OpenFiles/OF2008-03/toc.htm
Geology and mineral occurrences of
the Timothy Lake area 092P/14
1:50 000 colour geological map (1 sheet)
by P. Schiarizza, J. Bligh, B. Bluemel and D. Tait
Open File 2008-5
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/GeolSurv/Publications/OpenFiles/OF2008-05/toc.htm
Regional Geology of the Cottonwood
area, central British Columbia
1:50 000-scale map sheet (NTS 93G/01)
by J.M. Logan, G. Leroux and L. Able
Open File Map 2008-6
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/GeolSurv/Publications/OpenFiles/OF2008-06/toc.htm
Regional Geology of the Mount
Polley area, central British Columbia
1:50 000-scale map sheet (parts of NTS 93A/05, 06, 11 and 12)
by J.M. Logan, A.B. Bath, M.G. Mihalynuk, MEMPR and C.J. Rees, Imperial Metals
Corporation
Geoscience Map 2007-1
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/Geolsurv/Publications/GeoMaps/GM2007-1/toc.htm
A drainage geochemical atlas for
British Columbia
by R.E. Lett, E.C. Man, M.G. Mihalynuk, and D.B. Grant
GeoFile 2008-01
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/Geolsurv/Publications/GeoFiles/Gf2008-1/toc.htm
Analytical Results from
Investigations in the Chezacut Map Area (NTS 93C/08) and other selected areas
within the Beetle Impacted Zone 2007
By C.R. Peat, M.G. Mihalynuk, T. Ferbey and L.D. Diakow
GeoFile 2008-02
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/Geolsurv/Publications/GeoFiles/Gf2008-2/toc.htm
Results of field investigations in
the Beetle Impacted Zone 2006: Radiometric age determination data
By T. Ullrich, R.M. Friedman, M.G. Mihalynuk and J.M. Logan
GeoFile 2008-03
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/Geolsurv/Publications/GeoFiles/Gf2008-3/toc.htm
Industrial Mineral potential of the
Interior Plateau, Beetle Impacted Zone (BIZ)
By Z.D. Hora
GeoFile 2008-04
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/Geolsurv/Publications/GeoFiles/Gf2008-4/toc.htm
Mineralized Mesozoic EXPOSED
in the Anahim Area
By M.G. Mihalynuk and C.R. Peat
GeoFile 2008-05
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/Geolsurv/Publications/GeoFiles/Gf2008-5/toc.htm
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British Columbia Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2008-3
January 24, 2008
BCGS Makes Mineral Occurrence Discoveries, announced by the Minister of State for Mining Kevin Krueger on Monday, January 28th during his speech at the Mineral Exploration Roundup in Vancouver. The speech is scheduled to start at 8:50 am PSTat Roundup, January 28th.
The British Columbia Geological Survey found several new mineral occurrences this past summer, which are documented in Geological Fieldwork 2008 in articles about the Chezacut, Merritt and Terrace.
See BCGS Technical Backgrounder; Fieldwork 2008; and publications listed below in Release Notification 2008-4.
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British Columbia Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2008-2
January 22, 2008
Exploration and Mining in British Columbia 2007
By John DeGrace, David Grieve, Bruce
Madu, Bruce Northcote and Paul Wojdak
This annual publication provides detailed regional reviews of mining,
mineral exploration and development activities in British Columbia for
2007. Regional Geologists in the Mining and Minerals Division of the
Ministry compile the publication using information provided by
government, companies and individuals in the British Columbia mining
industry. The report contains detailed statistical tables and
illustrations, in addition to location maps and tables summarizing
significant mining, exploration and development projects in the
province.
The publication is available over the internet at:
http://www.em.gov.bc.ca/mining/Geolsurv/Publications/catalog/cat_expl.htm#recent
British Columbia Mining and Mineral
Exploration Overview 2007
By John DeGrace, Brian Grant, David
Grieve, Dave Lefebure, Bruce Madu, Bruce Northcote and Paul Wojdak
In 2007, a record $416 million was invested in mineral exploration in
the Province. This annual publication provides an overview of activities
at producing mines, over 20 development projects and major mineral
exploration activities in the Province of British Columbia.
The publication is available over the internet at:
http://www.em.gov.bc.ca/mining/Geolsurv/Publications/catalog/cat_exrev.htm
Operating Mines and Selected Major
Exploration Projects in British Columbia - 2007
Open File 2008-1
By Kirk Hancock and Brian Grant, with
John DeGrace, David Grieve, Bruce Madu, Bruce Northcote, and Paul Wojdak
This poster-style map depicts metal, coal and industrial minerals
operations in the Province during 2007. In addition, the location of 119
significant mineral exploration programs and 24 proposed mine
developments across the province are shown.
The publication is available over the internet at:
http://www.em.gov.bc.ca/Mining/Geolsurv/Publications/OpenFiles/OF2008-01/toc.htm
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British Columbia Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2008-1
January 10, 2008
The British Columbia Geological Survey is pleased to announce two recent additions of new professionals to the staff of the Survey who will be based out of our Victoria offices
NEW MANAGER OF GEOSCIENCE MARKETING AND PARTNERSHIPS
Tania Demchuk

The British Columbia Geological Survey (BCGS) has recently hired a Manager of Geoscience Marketing and Partnerships, Tania Demchuk.
Tania graduated from the University of Victoria in 2005 with a combined major in Earth and Ocean Science and Geography, and is currently close to completing her MSc research into the surficial geology and aggregate resources of northeast BC. For the last 3.5 years she has been involved with aggregate exploration programs and publications while working with Resource Development and Geoscience Branch of the Ministry.
Tania brings a lot of new enthusiasm to BC Geological Survey programs as well as being active with a variety of professional organizations, including International Year of Planet Earth, EdGeo, and Pacific Section – Geological Association of Canada. She will also be taking on a leading role in inter-agency activities on behalf of the BC Survey, such as working on the AMEBC Mineral Exploration Roundup Organizing Committee as the BC Survey’s representative in planning and delivering government geoscience information at this important annual conference.
She will also be working on improving the BCGS’s ability to communicate new information to its clients. In this position with the Survey, Tania will be helping produce publications, such as the annual Geological Fieldwork volume, enhancing the Survey’s internet presence and the improving the presentation of British Columbia’s geoscience data in all media. One of her new responsibilities will also be to enhance the marketing activities of the BC Survey and she’ll be the lead contact for industry and government clients and advising them of new maps and other geoscience products, as well as focusing on outreach to students across the province. Tania will also manage the Geoscience Assistant program and work to attract university students and recent graduates to join BC Geological Survey field crews and work on related office projects.
Contact information:
Tania.Demchuk@gov.bc.ca
(250) 952-0417
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NEW QUATERNARY GEOLOGIST
Travis Ferbey

The British Columbia Geological Survey (BCGS) has hired a new Quaternary Geologist, Travis Ferbey.
Travis studied at the University of Victoria, where he obtained a MSc in Quaternary geology in 2004, and is a Professional Geoscientist. Travis has over seven years experience in applied Quaternary research. This research has focused on studying Quaternary-age sediments and reconstructing ice-flow histories, investigating the dispersal of mineralization in till, conducting aggregate assessments and developing aggregate exploration methods. Travis also has an interest in and experience with geohazards. Most recently he has been involved in a project with federal and provincial agencies, in northeast British Columbia, to monitor ground movement in colluvial aprons beneath gas pipelines. While the majority of his work as been conducted in British Columbia, Travis has also worked in Canada’s Arctic.
Travis is currently developing a Quaternary Geology Program for the BCGS. He will be completing multi-disciplinary surveys with other provincial and federal geologists, with a focus on characterising and delineating Quaternary-age materials and investigating the geochemistry of these materials in the context of mineral exploration. Travis and the BCGS would like to hear from you about how, and for what areas, you believe the Quaternary Program could effectively deliver useful geoscience data on the Province’s unconsolidated deposits.
Contact information:
Travis.Ferbey@gov.bc.ca
(250) 953-3773
*********
British Columbia GEOSCIENCE PRODUCTS
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British Columbia Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2007-6
October 17, 2007
FOR IMMEDIATE RELEASE
For many years the BC Geological Survey, jointly with the Geological
Survey of Canada, has been carrying out regional geochemical drainage surveys across the province using a
variety of sample types and collection techniques. The primary objective is to assist prospectors and
companies to locate new mineral occurrences. Stream sediment sampling is the most commonly used method to
identify areas of high mineral potential but collecting moss-sediment; lake-sediment and heavy minerals are
also useful techniques help locate hidden ore deposits.
This publication contains the material presented at the recent ‘Exploration 2007’ workshop in Toronto, and
presents different drainage sampling methods, and shows their usefulness in regional exploration for base
and precious metals.
GeoFile 2007-6
Workshop Notes: Drainage Geochemical Surveys -
Stream sediment, Lake sediments, Moss Mats, Heavy Minerals
by Ray E. Lett
Available from:
http://www.em.gov.bc.ca/Mining/Geolsurv/Publications/GeoFiles/GF2007-6/toc.htm
British Columbia is suited for using drainage geochemistry to find new mineral resources. As a result the
British Columbia Geological Survey started a regional stream sediment and stream water geochemical survey (RGS)
in 1976 as part of the Geological Survey of Canada National Geochemical Reconnaissance Program. This survey
now covers about 70 percent of the province with field and analytical data from the collection and analysis
of over 50 000 stream sediment, lake sediment and surface water samples.
GeoFile 2007- 6 contains the slides and notes presented as part of a workshop titled “Exploration
Geochemistry – Basic principals and Concepts” given as part of Exploration 07, the 5th Decennial
International Conference on Mineral Exploration, Toronto, Canada. The presentation aimed to illustrate
examples of the survey techniques such as the design, sampling methods for stream sediment, water, lake
sediment moss sediment and heavy minerals in addition to quality control procedures, sample preparation and
sample analysis.
Lett, R.E.W. (2007): Drainage sampling in British Columbia – stream
sediments, lake sediments, water and heavy mineral concentrates; In Exploration Geochemistry – Basic Principals and Concepts;
Workshop 2 Notes (Convenor - William B. Coker); Exploration 07 the 5th Decennial International Conference on Mineral
Exploration, Toronto, Canada, 46 pages.
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British Columbia Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2007-5
June 6, 2007
Southern British Columbia, and particularly the Boundary District, has had a long and productive history for mining and has contribued substantially to the economic welfare of the province over the years. As part of the BC Geological Survey geoscience program of mapping and mineral deposits studies we are releasing a new map of the Rock Creek area, located east of Osoyoos, which will help explain in a modern context, the geology of the region and shed new insight on its mineral potential.
Open File 2007-7
Geology and Mineral Deposits of the Rock Creek Area
NTS 082E/2W; 082E/03E
1:25 000 scale (hard copy price $20. from Crown Publications)
Mapping and compilation
by N.W.D. Massey
This new geological map builds on and expands westward, the
studies by Fyles of pre-Tertiary rocks in the Greenwood area (1990).
The map covers an area centred on the Kettle River Valley extending from the Washington state border to
Westbridge. Paleozoic rocks, south of Highway 3, belong to the Anarchist Schist, comprising quartzite (meta-chert),
argillaceous quartzite, quartz-chlorite and quartz-biotite schists, massive and tuffaceous greenstones. A
white dolomite unit, south of Rock Creek, is being exploited at the Mighty White Mine but its relationship
to other units is somewhat enigmatic. Minor barite in meta-argillites is an exploration target in the Budy
Creek area.
The Paleozoic rocks, north of Highway 3, belong to the Devonian to Permian ophiolitic Knob Hill Complex.
Serpentinite and gabbro are overlain by massive, pillowed and volcaniclastic greenstones and well-bedded to
ribboned cherts and argillites. Listwanite alteration of serpentinite has resulted in some anomalous gold.
The Knob Hill Complex and Anarchist Schist are separated by a postulated thrust, which is the continuation
of the Mt Attwood and Lind Creek faults of the Greenwood area. Middle Triassic sharpstone conglomerate and
limestone of the Brooklyn Formation overlie both Paleozoic sequences. All pre-Tertiary rocks can be host to
Tertiary epithermal quartz veins, though few have yet proved to carry gold.
Files may be downloaded from:
http://www.em.gov.bc.ca/Mining/Geolsurv/Publications/OpenFiles/OF2007-07/toc.htm
OF2007-7-Rock-Creek.pdf (Adobe PDF file 6.6Mb)
OF2007-7-Rock-Creek.map (MANIFOLD GIS digital file 6Mb)
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British
Columbia Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2007-4
May 28, 2007
The British Columbia Geological Survey has been carrying out geoscience studies in the area of central British Columbia, impacted by the Pine Beetle, over the past several years. This is an ongoing regional program of geological mapping and mineral deposit studies. The region has a very successful history of prospecting, mining and mineral exploration in some areas, and has significant mineral potential but is considered to be under-explored. The following new geological maps and reports are a contribution to the province's geoscience database and will help to identify new areas of interest for mineral exploration in central B.C.
Open File 2007-3
Geology of the Hendrix Lake Area
NTS 093A/02
by Paul Schiarizza and Jenny Macauley
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/GeolSurv/Publications/OpenFiles/OF2007-03/toc.htm
The Hendrix Lake map area covers about 800 square kilometres within the Quesnel Highland of south-central British Columbia. This new geological map is based on fieldwork conducted during 2006 which is part of a larger program. The map area is underlain mainly by sedimentary, volcanic and volcaniclastic rocks of the Middle to Late Triassic Nicola Group, together with Late Triassic to Early Jurassic ultramafic to granitic plutonic rocks, including the eastern part of the Takomkane Batholith. These rocks are part of the Quesnel magmatic arc, which hosts the Afton and Mount Polley porphyry Cu-Au deposits to the south and north, respectively. The map area also includes Late Paleozoic mafic schists of the Crooked amphibolite (Slide Mountain Terrane), Proterozoic and/or Paleozoic metasedimentary rocks of the Snowshoe Group (Kootenay Terrane), stocks of Cretaceous granite, and small exposures of Quaternary basalt. Many of the mineral occurrences located within the map area are associated with Cretaceous granitic rocks. These include the past-producing Boss Mountain porphyry molybdenum deposit, tungsten-molybdenum skarns, and gold-bearing shears and vein systems.
Open File
2007-6
Part of an Economic Diversification Initiative by the
Province of B.C., which aids Communities affected by the Mountain Pine Beetle.
1:50 000 scale map
by Mitchell G. Mihalynuk and Leslie L. Harker
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/GeolSurv/Publications/OpenFiles/OF2007-06/toc.htm
Pine forests extend across much of the interior plateau
of southern British Columbia where they are the
principal commercial tree species. These forests are
infested by the Mountain Pine Beetle, and it is
estimated that by 2016 less than ~10% of the already
diminished 2006 volume of pine will be left standing.
Economic welfare of the many forestry-dependent
communities in the Beetle Infested Zone (BIZ) will be
severely impacted. Anticipating an economic downturn in
the forestry sector, the Provincial Government is
supporting economic diversification throughout the
region via stimulation of other industries. Work
presented in Open File 2007-6, Riske Creek Geology, is a
part of that provincial effort, and is aimed at
stimulating new jobs in the high-paying mineral
exploration industry.
Centered approximately 30 km southwest of Williams Lake,
the Riske Creek area is part of the Interior Plateau
where it is dissected by the Fraser River. It is
underlain by oceanic crustal, and sedimentary rocks of
the Cache Creek complex, and Eocene felsic volcanic
strata. Poorly lithified gravel, basalt hyaloclastite
and lavas of the Chilcotin Group mantle the older rocks.
Regional geochemical stream sediment data from the area
are elevated in copper (94th percentile), zinc (96th
percentile), and gold (>99th percentile), with respect
to the remainder of the 50 000 samples collected
throughout the province. As a consequence, this area was
chosen for additional sampling and geological mapping.
Open File 2007-6 presents a new version of the geology of
this important area, covering about 200 km2. It outlines
belts of carbonate, serpentinite and basalt not
previously recognized on earlier geological maps.
Geochemical data are available as part of GeoFile
2007-5.
GeoFile
2007-5
Results of Reconnaissance Surveys in the Interior
Plateau Bettle Infested Zone (BIZ)
by Mitchell G. Mihalynuk and Leslie L. Harker, Ray Lett
and Brian Grant
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/GeolSurv/Publications/GeoFiles/GF2007-5/toc.htm
GeoFile 2007-5 is part of
an economic diversification initiative by the Province
of BC, which aids communities affected by the Mountain
Pine Beetle.
Pine forests extend across much of the interior plateau of
southern British Columbia where they are the principal
commercial tree species. These forests are infested by
the Mountain Pine Beetle, and it is estimated that by
2016 less than ~10% of the already diminished 2006
volume of pine will be left standing. Economic welfare
of the many forestry-dependent communities in the Beetle
Infested Zone (BIZ) will be severely impacted.
Anticipating an economic downturn in the forestry
sector, the Provincial Government is supporting economic
diversification throughout the region via stimulation of
other industries. Work presented in GeoFile 2007-5 is a
part of that provincial effort aimed at stimulation new
jobs in the high-paying mineral exploration and mining
industries.
Reconnaissance field studies conducted during 2006 as part
of the BIZ Project were aimed at optimizing the design
of future BC Geological Survey field programs within the
BIZ. A principal objective of the project is to
demonstrate how application of conventional and
non-conventional exploration techniques can be
successfully applied to large tracts of the BIZ, and how
geoscientific information can best benefit British
Columbians living within the BIZ.
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British Columbia Ministry of Energy, Mines & Petroleum
Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2007-3
April 27, 2007
The British Columbia Geological Survey has been doing geoscience studies in the Terrace area over the past several years. This is an ongoing program of geological mapping and mineral deposits studies. The Terrace area, with a history of prospecting, mining and mineral exploration, is known to have significant mineral potential but is considered to be under-explored. The following geological maps and reports are a contribution to the province's geoscience database and will help to identify areas of interest for minerals exploration. In addition, the new "Terrace Geotour Guidebook" is designed to make the public more aware of the interesting aspects of the geology in the Terrace region.
Open File
2007-4
Geology of Terrace area, British Columbia
NTS 103I 9, 10, 15, 16
by J.L. Nelson, R. Kennedy, J. Angen and S. Newman
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/GeolSurv/Publications/OpenFiles/OF2007-04/toc.htm
This map covers the area north of Terrace, BC, from Kitsumkalum Lake to the mountains east of the Skeena River. It incorporates and builds on Open File 2006-3 (Usk map area), adding geological and assay data collected during the 2006 field season. The area includes extensive volcanic exposures of the Lower Jurassic Hazelton Group, overlain by strata equivalent to the Salmon River (Troy Ridge facies) in the Iskut area, that form a distinct siliceous interval below the base of the Bowser Lake Group. Jurassic and Eocene plutons are host to precious metal veins and copper and molybdenum porphyry mineralization. The area has a core consisting of a major Paleocene-Eocene uplift of metamorphosed Hazelton Group strata and deformed ca 60 Ma plutons. Regional rock relationships shown on the map suggest that this was a footwall panel below an earlier (Cretaceous?) northeast-vergent thrust fault. Hanging wall strata are exposed east of the Skeena River.
GeoFile
2007-10
Terrace Geotour Guidebook
Authors & Contributors: B. Turner, J
. Nelson , G. Weary, T. Walker, B. Hayward, C. McRae
British Columbia Geological Survey
Geological Survey of Canada
Northwest Community College, Terrace
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/GeolSurv/Publications/GeoFiles/GF2007-10/toc.htm
This, NEW, Geotour guide for Terrace, BC, puts a rich source of local earth-science information in the hands of teachers, prospectors, students, visitors and interested residents. The 15 stops described in this lively guidebook take the reader through the bedrock and glacial history of the Terrace area, natural hazards, recent events in geological history such as the 250 year old Nass basalt eruption and the joys of the deeply-sourced Lakelse hotsprings. It also shows how the community depends on earth resources like sand and gravel and sources of clean water; and how the earth accommodates waste materials.
Terrace's interesting mining history is highlighted by a stop at Heritage Park. Colour illustrations and clear directions aid in communicating this fascinating earth story.
Open File
2007-5
Volcanology, Petrography, and
Geochemistry of the Kitselas Volcanic Rocks Compared to Rocks of the Telkwa
Formation, Northwestern British Columbia
by Nicole T. Boudreau
Files may be downloaded from:
http://www.em.gov.bc.ca/mining/GeolSurv/Publications/OpenFiles/OF2007-05/toc.htm
The Lower Jurassic Kitselas volcanic sequence of the Hazelton Group is located within the Intermontane Stikine Terrane in the western part of the Usk map-area in north-western British Columbia. It is surrounded by intrusive units to the north and south and by Hazelton Group volcanic rocks of the Telkwa Formation to the east. Telkwa and Kitselas rocks are coeval in age; however, the primary relationship between the two map units is enigmatic due to a structural contact and differences in composition and metamorphic grade. The objective of this report was thus to characterize the Kitselas volcanic rocks in terms of volcanology, petrography, and geochemistry and to use this data to determine the primary relationship between Kitselas and Telkwa rocks. The field and petrographic characteristics are consistent with a model wherein the Kitselas volcanic rocks comprise the foot-wall of a detachment fault system, which includes the Usk Fault. The geochemical characteristics of the Telkwa and Kitselas volcanics indicate that rocks from both of these map units are part of a volcanic arc calc-alkaline suite and their trace element similarities indicate that they are genetically related.
This Open File report with illustrations is a thesis submitted to Saint Mary's University, Halifax, Nova Scotia in partial fulfillment of the requirements for the degree, Bachelor of Science, Honours, Dept of Geology. The field work was carried out as part of an ongoing geoscience project in the Terrace region by the BC Geological Survey.
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British Columbia
Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Information Notice
April 4, 2007
PARTNERING FOR
DIVERSIFICATION IN THE NECHAKO BASIN
VICTORIA – The Province has provided $200,000 in
funding to the University of Victoria for research
to increase the understanding of the geology,
mineral, and oil and gas potential in the Nechako
Basin, an area heavily infested by the mountain pine
beetle, Energy, Mines and Petroleum Resources
Minister Richard Neufeld and UVic vice president
research Martin Taylor announced today. “This
research will help adapt and expand economic
activity in the area into new ventures that provide
well-paying jobs for workers and families,” said
Neufeld.
“Partnerships with organizations such as the
University of Victoria help us to achieve our goal
of creating more jobs per capita than anywhere else
in Canada.” “The University of Victoria greatly
appreciates this new funding and welcomes the
opportunity to continue its productive partnership
with the Province on issues where our research
expertise can be applied for the economic benefit of
B.C.,”
said Taylor.
The funding will support geoscience projects that
will increase the understanding of the mineral and
petroleum potential of the Nechako Basin. This area
of British Columbia is covered by glacial tills and
young volcanic flows that have made exploration in
the region difficult. The possibility of finding
mineral deposits is high, as similar deposits are
found under these formations in other areas. As
other research activities engaged in by
organizations such as the Geological Survey of
Canada, Geoscience B.C., and other universities are
underway in this region, applicants must establish
that they are not duplicating or overlapping with
existing projects.
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FOR IMMEDIATE RELEASE
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British Columbia
Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2007-2
April 2, 2007
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GeoFile 2007-09 (poster and data files available for
download)
Nuggets Buried in the BC Regional Geochemical Survey
Database
Stream sediment and water sampling covers much of British Columbia and the multi-element geochemical data generated from the reconnaissance scale surveys helps locate hidden ore deposits. This poster and accompanying text highlights new gold exploration targets that have been identified by interpreting regional stream sediment survey geochemistry. GeoFile 2007-09 also contains new data from the analyses of rock samples collected during geochemical surveys in the Lillooet area.
GeoFile 2007-09 (Poster available for download as a pdf document)
For recent results pertaining to regional geochemical
surveys also see:
by Lett, R.E. W and Bluemel, B (2007) Multi-media
Geochemical Surveys in the Lillooet and McLeod Lake Map Sheets (NTS 092O and
093J); in Geological Fieldwork 2006, BC Ministry of Energy, Mines and Petroleum
Resources, Paper 2007-1.
GeoFile 2007-08 (poster and data
files available for download as a pdf document)
Review of Industrial Minerals in British Columbia, Canada
- 2006
Industrial minerals are an increasingly
significant component of international trade and British Columbia is
strategically located on the west coast of North America to access many of these
markets. It has a well-developed transportation and industrial infrastructure in
the southern third of the province, deep-water ports and a well maintained
all-weather highway system. Rail lines link British Columbia's industrial
centers to terminals across Canada and United States. Nonmetals are not affected
by economic cycles to the same extend as metals. Over the last fifteen years
this sector offered a steady growth and its value has doubled. During this
period most nonmetals have became international travelers.
British Columbia's construction aggregate and industrial
mineral production for 2006 is estimated at $676 million. Cement is projected to
account for $324 million, sand and aggregate for $192 million and stone for $78
million. The projected value of all other industrial minerals combined is $82
million, with sulphur being the major component.
File
may be downloaded from:
<http://www.em.gov.bc.ca/Mining/Geolsurv/Publications/GeoFiles/Gf2007-8/toc.htm>
Reference: Simandl, G.J., Irvine, M.L, Grieve, D., Lane,
R., Wojdak, P., Madu, B., Northcote, B., and Schroeter, T. (2007): Industrial
Minerals of British Columbia 2006 ; British Columbia Ministry of Energy, Mines
and Petroleum Resources; GeoFile 2007-8, poster
Most provincial geoscience data and other information can be easily accessed through our MapPlace website at: www.MapPlace.ca
***********************************
British Columbia
Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2007-1
January 26, 2007
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NEW British
Columbia GEOSCIENCE PRODUCTS
available over the internet and at Mineral
Exploration Roundup, Vancouver, January 2007:
Geological Fieldwork 2006: A summary of Fieldwork and Current Research – Paper 2007-1
The British Columbia Geological Survey (BCGS) presents the results of 2006 geoscience surveys and studies in this thirty-second edition of Geological Fieldwork. This year it contains 44 individual reports in 403 pages. Most of the articles within the first half of this volume are contributions from BC Geological Survey staff who have worked extensively throughout the province on its geology, geochemistry and mineral deposits. Articles in this volume include reports on British Columbia Geological Survey programs in the Smithers-Hazelton, Canim Lake, Rock Creek, northeast coalfield, northern Vancouver Island and Terrace areas.
The second part of this volume consists of articles provided by Geoscience BC, an industry-focused, not-for-profit society that works with industry, academia, government, First Nations and communities to attract mineral and oil and gas investment to British Columbia. These articles span a wide spectrum from geochemical and geophysical surveys and mineral deposit studies to new exploration tools.
The volume is available over the internet at: http://www.em.gov.bc.ca/mining/Geolsurv/Publications/Fieldwork/2006/toc.htm
British
Columbia Mines and Mineral Exploration Overview 2006
By Tom Schroeter, David Grieve,
Robert Lane, Bruce Madu, Bruce Northcote and Paul
Wojdak
A total of $265 million is estimated to have been spent on mineral exploration in the Province during 2006. This annual publication provides an overview of the mines, more than 20 mine development projects and mineral exploration activities in the Province of British Columbia. Ministry geologists using information provided by government, companies and individuals in the British Columbia mining industry compile the publication. It contains detailed statistical tables and illustrations, in addition to location maps and tables summarizing the significant mining, exploration and development projects.
The volume is available over the internet at: http://www.em.gov.bc.ca/DL/GSBPubs/Reviews/2006/EX-REVIEW_IC2007-1.pdf
Exploration and
Mining in British Columbia 2006
By David Grieve, Robert Lane,
Bruce Madu, Bruce Northcote, Tom Schroeter, and Paul
Wojdak
This annual publication provides detailed regional reviews of mining, mineral exploration and development activities in British Columbia for 2006. As well, it also includes a copy of the provincial overview article (Information circular 2007-1). Regional Geologists in the Mining and Minerals Division of the Ministry compile the report using information provided by government, companies and individuals in the British Columbia mining industry compile the publication. It contains detailed statistical tables and illustrations, in addition to location maps and tables summarizing significant mining, exploration and development projects in the province.
The volume is available over the internet at: http://www.em.gov.bc.ca/mining/Geolsurv/Publications/expl_bc/2006/toc.htm
Operating Mines
and Selected Major Exploration Projects in British
Columbia - 2006
By Tom Schroeter and Eric Man
This poster-style map depicts all of the metal, coal and industrial minerals operations in the Province during 2005, in addition to all of the significant mineral exploration programs across the province.
The volume is available over the internet at: http://www.em.gov.bc.ca/mining/Geolsurv/Publications/OpenFiles/OF2007-01/toc.htm
Communities
Benefiting from BC Mineral Exploration Activity –
2006
By Tom Schroeter and Eric Man
This map illustrates the benefits of mineral exploration investment on specific communities across the province in terms of jobs, projects and dollars spent in the search for new mines. The map details the impacts of $265M of exploration activity which created more than 4000 seasonal and 600 permanent jobs.
The volume is available over the internet at: http://www.em.gov.bc.ca/mining/Geolsurv/Publications/OpenFiles/OF2007-02/toc.htm
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British Columbia
Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2006-6
August 11, 2006
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The British Columbia Geological Survey has completed extensive geological mapping and mineral deposits studies on northern Vancouver Island over the last decade. This is an ongoing program of mapping and mineral deposits studies. Northern Vancouver Island, and particularly the Quatsino Sound area, is richly endowed in mineral occurrences, has had a successful mining history, such as the former Island Copper mine. The region also has numerous mineral occurrences, some of which are under-explored but with excellent potential. The release of these three 1:50 000-scale Geoscience Maps covers an area extending from Winter Harbour - San Josef Bay on the west coast to Port Hardy - Port McNeill on the east coast, an area encompassing NTS sheets 102I/8, 9 and 92L/6, 11, and 12.
Geoscience Map 2006-1:
Geology of the Alice Lake Area, Northern Vancouver Island
by G.T. Nixon, G.J. Payie, L.D. Snyder, S. Long, A. Finnie, R.M. Friedman,
D.A. Archibald, M.J. Orchard, T. Tozer, T.P. Poulton, J.W. Haggart and
K.A. Johnston
Geoscience Map 2006-2:
Geology of the Quatsino - Port McNeill Area, Northern Vancouver Island
by G.T. Nixon, G.J. Payie, L.D. Snyder, S. Long, A.Finnie, R.M. Friedman,
D.A. Archibald, M.J. Orchard, T. Tozer, T.P. Poulton, J.W. Haggart and
K.A. Johnston
Geoscience Map 2006-3:
Geology of the Holberg - Winter Harbour Area, Northern Vancouver Island
by G.T. Nixon, J.L Hammack, V.M. Koyanagi, G.J. Payie, L.D. Snyder, A.
Panteleyev, J.W. Haggart, N.W.D. Massey, M.J. Orchard, D.A. Archibald,
R.M. Friedman, T. Tozer, H.W. Tipper, T.P. Poulton, J. Palfy, F. Cordey,
D. J. Barron and K.A. Johnston
The area is underlain by a folded and faulted sequence of Upper Triassic to Middle Jurassic volcanic and sedimentary rocks of the Vancouver and Bonanza Groups intruded by granitoids of the Island Plutonic suite. The latter rocks are associated with important calcalkaline Cu-Mo-Au porphyry, and base and precious-metal skarn and epithermal mineral occurrences. Cretaceous marine clastic and Tertiary volcanic-sedimentary strata with lower mineral potential overlie the Triassic-Jurassic rocks.
These geoscience maps provide a new stratigraphic framework for the Early Mesozoic sequences, calibrated by 40Ar/39Ar and U-Pb isotopic dating and macrofossil and microfossil (conodont and radiolarian) faunas. The Bonanza group now includes the Upper Triassic Parson Bay Formation, which contains mapable volcanic/volcaniclastic horizons, overlain by unnamed volcaniclastic-sedimentary strata of uppermost Triassic to lowermost Jurassic age, in turn succeeded by Lower to Middle Jurassic, predominantly volcanic and volcaniclastic sequences of the informally named LeMare Lake volcanics, formerly "Bonanza volcanics". The latter term is usefully retained for all volcanic lithologies within the Bonanza Group, which spans some 40 million years of magmatic arc evolution from the Late Triassic (Carnian) to the Middle Jurassic (Bajocian).
***********************************
British Columbia
Ministry of Energy, Mines & Petroleum Resources
Mining and Minerals Division
BC Geological Survey
Release Notification 2006-5
July 7, 2006
***********************************
Regional Geochemical Surveys are an important part of the provincial geoscience database. This data, collected by the BC Geological Survey over the last quarter century is available free for industry, government and public use through the Ministry of Energy, Mines and Petroleum Resources website. Surveys funded by Geoscience BC during 2005 will also be available through the Ministry website.
FOUR NEW GEOCHEMICAL DATA RELEASES -
July 14th, 2006, 10:00 am Release Date:
Stream sediment samples collected in 1985 by the BC Geological Survey over the McLeod Lake area north of Prince George, British Columbia have been re-analyzed by a more sensitive technique for gold and other trace elements. The results will assist geologists and mineral industry companies to focus exploration on new targets and will assist governments and interested parties with land use planning.
GeoFile 2006-09
Re-analysis of Regional Geochemical Stream
Sediment Samples
from the McLeod Lake area
(NTS 93J)
By Ray Lett and Britt Bluemel
Digital Data and Report are available
from:
http://www.em.gov.bc.ca/Mining/Geolsurv/Publications/GeoFiles/Gf2006-09/toc.htm
GeoFile 2006-09
reports new gold and trace metal data
from the re-analysis of archived
regional geochemical survey samples from
the McLeod Lake
(NTS 93J) map sheet. Up to 147 ppb gold
in sediment was detected from an area
underlain by Takla rocks. This digital
release consists of a report in PDF
format, and appendices in a ZIP format
file.
Previous exploration in the McLeod Lake
area has been hampered by a thick
glacial sediment blanket. There are 25
reported mineral occurrences which
include 6 gold and 2 copper showings.
Part of the map sheet is underlain by
Triassic Takla Group rocks that can host
significant porphyry gold-copper
deposits, such as that at Mount Milligan
immediately west of the area. In 1985 a
regional geochemical survey produced
trace element data from the analysis of
1152
stream sediments and 940 water samples
taken from 1088 sites over a 14 500 km2.
The sediment samples were originally
analyzed for 19 trace elements including
copper, lead, zinc, uranium, fluorine,
barium, tin and tungsten. They were also
analyzed for loss on ignition (LOI). The
samples were re-analyzed this year for
37 elements including gold by aqua regia
digestion - inductively coupled plasma
mass spectrometry (ICP/MS).
-----------------
Stream sediment analyses, from several regional geochemical surveys, carried out by the BC Geological Survey in the Bella Coola area of coastal British Columbia have been compiled into a single file for convenience and to accompany 2006 geological map product releases from the Geological Survey of Canada and the BC Geological Survey. These multi-element data can assist geologists and mineral industry companies in identifying prospective exploration areas for new mines.
GeoFile 2006-10
Compilation of Regional Geochemical Survey
Data from the Bella Coola Area
(NTS 93D/01, /02, /06, /07, /08, /09
/10/11/12/14/15, 93C/04, /05, 93E/02
/03)
By Ray Lett and Britt Bluemel
Digital Data and Report are available from:
http://www.em.gov.bc.ca/Mining/Geolsurv/Publications/GeoFiles/Gf2006-10/toc.htm
GeoFile 2006-10
presents analytical data compiled from
regional geochemical surveys in the
Bella Coola
(NTS 93D), Whitesale
Lake (93E) and Anahim Lake (93C) map
sheets, which were released previously.
This digital release consists of a
report in PDF format, and appendices in
a ZIP format file.
The Bella Coola-Whitesale Lake area is
underlain by Mesozoic Hazelton Group,
Coast Complex plutonic rocks and
Cretaceous-Tertiary intrusive rock and
has the potential for volcanogenic
massive sulphide (VMS) mineralization,
precious metal vein and Cu-Mo porphyry
deposits. A compilation of geoscience
information for the Bella Coola area
will be published by the Geological
Survey of Canada in cooperation with the
BC Geological Survey. This geoch