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Porphyry copper (Cu-Au) deposit in
British Columbia, Canada
Names and other identifiers
| GMRAP ID |
9803 |
| Tract name |
Intermontane Island-Arc Cu-Au (003pCu2002x) |
| Group name |
Polley Group |
| Included sites |
Lloyd 2, Lloyd 3, Nordik Southeast, Road; Group includes Lloyd-Nordik and Mount Polley deposits. |
| Site status |
deposit |
Geographic location
| Country |
Canada |
| State or province |
British Columbia |
| Geographic location |
-121.644716197, 52.571405924
|
| Geologic map unit |
-121.644716197, 52.571405924 |
| Nearby data |
|
Geologic information
| Deposit type |
Porphyry copper |
| Deposit subtype |
Cu-Au |
| Age (Ma) |
202Ma
|
| Age determination method |
Inferred from U-Pb zircon age for Mount Polley |
| Age range |
202 Ma |
| Age reference |
unknown |
| Minerals |
chalcopyrite, magnetite, pyrite
|
| Associated rocks |
diorite, plagioclase por, foidal syenite (post-ore) |
| Tectonic setting |
island arc |
| Stratigraphic age |
Late Triassic |
Commodity and development information
| Development status |
Prospect |
| Major commodities |
Cu, Au |
| Tonnage (Mt) |
7Mt
|
| Cu grade (%) |
0.31%
|
| Au grade (g/t) |
0.243g/t
|
| Contained copper |
22,000t
|
| Gold-Moly ratio |
-9999 |
Reference information
| Study area name |
British Columbia and Yukon Territory |
| References |
MINFILE BC (2009) |
| Site reference |
Mihalasky and others (2011, revised 2013) |
