Gnat Lake

Porphyry copper deposit in British Columbia, Canada

Names and other identifiers

GMRAP ID 9732
Alternate names Gnat Pass
Tract name Intermontane Island-Arc (003pCu2001x)
Included sites Creek, Hill, June, Krysko, Stikine, Troy
Site status deposit

Geographic location

Country Canada
State or province British Columbia
Geographic location -129.826719911, 58.253604903
Geologic map unit -129.826719911, 58.253604903
Nearby data

Geologic information

Deposit type Porphyry copper
Age determination method Geologic inference
Age range Late Triassic–Early Jurassic
Age reference geologic inference
Minerals bornite, chalcopyrite, magnetite, pyrite
Associated rocks quartz monzonite, granodiorite, diorite
Tectonic setting island arc
Stratigraphic age Late Triassic–Early Jurassic

Commodity and development information

Development status Prospect
Major commodities Cu
Tonnage (Mt) 30Mt
Cu grade (%) 0.39%
Contained copper 120,000t
Gold-Moly ratio -9999

Reference information

Study area name British Columbia and Yukon Territory
References MINFILE BC (2009); Singer and others (2008); Sinclair (2007)
Site reference Mihalasky and others (2011, revised 2013)