- Mineral Resources
- Online Spatial Data
- Global assessment of undiscovred copper resources
Intermontane Island-Arc Cu-Au
Triassic and Jurassic alkalic igneous rocks of accreted island arcs that formed offshore of western North America
Tract ID |
003pCu2002x |
Country |
Canada-United States of America |
Commodity |
Cu |
Study area name |
British Columbia and Yukon Territory and United States |
Tectonic setting |
island arc |
Deposit type |
porphyry copper |
Grade-tonnage model |
Porphyry copper, Cu-Au subtype (Singer and others, 2008) |
Geologic age |
Geologic feature age |
Triassic through Jurassic |
Generalized age |
Mesozoic |
Oldest rocks age |
251Ma
|
Youngest rocks age |
145.5Ma
|
Age range |
105.5Ma
|
|
Identified Cu resources |
24,000,000metric tons
|
Known prospects |
57 |
Mean Cu (t/sq km) |
200t/sq km
|
Map scales used |
500K |
Results of the assessment
Assessment date |
2013 |
Estimators |
Steve Ludington, Jane Hammarstrom, Gilpin Robinson, and 1996 Team |
Assessment depth |
1km
|
Quantitative assessment |
Yes |
Estimated number of deposits
Number of deposits |
Confidence level |
3 |
90% |
6 |
50% |
14 |
10% |
14 |
5% |
14 |
1% |
|
Mean estimated deposits |
7.3 |
±4.16 |
(0.57%) |
Probability of mean |
0.34 |
Probability of no copper |
0.03 |
Estimated deposit density
Known deposits |
Total deposits |
Area (sq km) |
Deposit density per 100,000 sq km |
12 |
19.3 |
109,900 |
18 |
Mean estimated tonnage
Copper |
22,000,000 |
Molybdenum |
130,000 |
Gold |
1,600 |
Silver |
7,300 |
Ore |
4,500 |
Undiscovered copper resource
Confidence level |
95% |
90% |
50% |
10% |
5% |
Tonnage |
680,000 |
2,200,000 |
14,000,000 |
56,000,000 |
72,000,000 |
Economic analysis
Fraser country |
Canada (BC*) |
Fraser type |
0.61%
|
Fraser high |
0.38%
|
Typical cost |
0.79%
|
High cost |
0.21%
|
Infrastructure setting |
Mixed |
Comments on depth |
default |
Expected depth distribution |
0 - 250m |
0.25 |
250m - 500m |
0.25 |
500m - 1km |
0.5 |
Economically recoverable resources |
Copper |
14,000,000t
|
Molybdenum |
62,000t
|
Gold |
760t
|
Silver |
4,200t
|
Probability no econ recoverable |
0.35 |
Econ NPV |
4,200x $1M
|
Exp dollars |
31.88x $1M/100,000 sq km
|
Exp value class |
Medium |
Bibliographic references
General |
Mihalasky and others (2011, revised 2013) |
Economic |
Robinson and Menzie (2012) |
Mihalasky, M.J., Bookstrom, A.A., Frost, T.P., and Ludington, S., with contributions from Logan, J.M., Panteleyev, A., and Abbot, G., 2011, revised 2013, Porphyry copper assessment of British Columbia and Yukon Territory, Canada: U.S. Geological Survey Scientific Investigations Report 20105090C, v. 1.1, 128 p., http://pubs.usgs.gov/sir/2010/5090/c/.Robinson, G.R., Jr., and Menzie, W.D., 2012, Economic filters for evaluating porphyry copper deposit resource assessments using grade-tonnage deposit models, with examples from the U.S. Geological Survey global mineral resource assessment (ver 1.2, March 2014): U.S. Geological Survey Scientific Investigations Report 20105090H, 21 p., http://pubs.usgs.gov/sir/2010/5090/h/.
Deposits and prospects associated with this tract
Name |
Type |
State |
Country |
Development |
Details |
Misty |
deposit |
British Columbia |
Canada |
Past Producer |
Details |
Big Onion |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Afton |
deposit |
British Columbia |
Canada |
Past Producer |
Details |
Ajax JV |
deposit |
British Columbia |
Canada |
Past Producer |
Details |
Alabama |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Axe |
deposit |
British Columbia |
Canada |
Past Producer |
Details |
Axe South zone |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Axe West zone |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Chuchi |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Copper Mountain |
deposit |
British Columbia |
Canada |
Past Producer |
Details |
Crescent |
prospect |
British Columbia |
Canada |
Past Producer |
Details |
DM-Audra-Crescent |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Galaxy |
deposit |
British Columbia |
Canada |
Past Producer |
Details |
Galore |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Galore Central |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Galore Copper Canyon |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Galore Junction |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Galore North Junction |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Galore Southwest |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Minto |
deposit |
Yukon Territory |
Canada |
Producer |
Details |
Galore West Fork Glacier |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Aurizon Gold zone |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Iron Mask |
deposit |
British Columbia |
Canada |
Past Producer |
Details |
Jajay |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Kerr |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Lloyd-Nordik |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Mitchell |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Mount Milligan |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Mount Polley |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Primer North zone |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Rainbow |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Red Chris |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Sulphurets Gold |
deposit |
British Columbia |
Canada |
Prospect |
Details |
TAM |
deposit |
British Columbia |
Canada |
Prospect |
Details |
Williams Creek |
deposit |
Yukon Territory |
Canada |
Prospect |
Details |
Ace |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Admiral Dewy |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
All Alone Dome |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Ann North |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Aplite Creek |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
ATO |
prospect |
British Columbia |
Canada |
Prospect |
Details |
Auddie |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Big Bulk |
prospect |
British Columbia |
Canada |
Prospect |
Details |
Blue Jay |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Bornite |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Camp |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Clay |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Coke |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
COL |
prospect |
British Columbia |
Canada |
Prospect |
Details |
Copper Creek |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Deep Gulch |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Dick Creek |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Discovery |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Duke of York |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Eagle |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Falcon |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Fargo |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Grizzly |
prospect |
British Columbia |
Canada |
Prospect |
Details |
Fraser |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Friday Creek |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
G.E. |
prospect |
British Columbia |
Canada |
Prospect |
Details |
Galore North Rim |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Galore Saddle |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Grey Mask |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Hat |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Heath #1 |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Hilltop |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Hoey |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
HU |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
ILK |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Jennie Silkman |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Jeno |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Murphy Lake |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Joker |
prospect |
British Columbia |
Canada |
Prospect |
Details |
June Bug |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Katie |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Kimberly |
prospect |
British Columbia |
Canada |
Prospect |
Details |
Log |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Lucky |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
MacKenzie |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Man |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Marquis of Lorne |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Maxine |
prospect |
British Columbia |
Canada |
Past Producer |
Details |
MFJ |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Miner |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Moss |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Mouse Mountain |
prospect |
British Columbia |
Canada |
Past Producer |
Details |
Oriole |
prospect |
British Columbia |
Canada |
Past Producer |
Details |
Oronoco |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Osilinka |
prospect |
British Columbia |
Canada |
Prospect |
Details |
Peach 3 |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Peach-Melba |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Pine (Axe-Primer) |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Pip |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Primer South zone |
prospect |
British Columbia |
Canada |
Past Producer |
Details |
Python |
prospect |
British Columbia |
Canada |
Past Producer |
Details |
Rats |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Ray |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Rayfield Copper |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Reco |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Redgold |
prospect |
British Columbia |
Canada |
Prospect |
Details |
Rum |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Siwash |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Skook |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
SRM |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Star |
prospect |
British Columbia |
Canada |
Past Producer |
Details |
TAK |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Thalia |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Tim #1 |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Vector |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Virginia |
prospect |
British Columbia |
Canada |
Past Producer |
Details |
Voigt |
prospect |
British Columbia |
Canada |
Prospect |
Details |
Wolverine |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Wood GP |
prospect |
British Columbia |
Canada |
Prospect |
Details |
Worldstock |
prospect |
British Columbia |
Canada |
Prospect |
Details |
Kelsey |
deposit |
Washington |
United States |
Occurrence |
Details |
Big Kidd |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Dorothy |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Miracle |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Phil |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Timber |
prospect |
British Columbia |
Canada |
Occurrence |
Details |
Afton-Ajax Group |
Group |
British Columbia |
Canada |
Past Producer |
Details |
Axe-Primer Group |
Group |
British Columbia |
Canada |
Past Producer |
Details |
Copper Mountain Group |
Group |
British Columbia |
Canada |
Past Producer |
Details |
Galore Creek Group |
Group |
British Columbia |
Canada |
Prospect |
Details |
Lorraine Group |
Group |
British Columbia |
Canada |
Prospect |
Details |
Sulphurets Group |
Group |
British Columbia |
Canada |
Prospect |
Details |
Polley Group |
Group |
British Columbia |
Canada |
Prospect |
Details |
Lac La Heche Group |
Group |
British Columbia |
Canada |
Occurrence |
Details |