Commodities
PrimaryGold, Silver, Fluorine-Fluorite
Commodity typeB
Deposit
Deposit sizeS
WorkingsUnderground
Orebody formPINCH AND SWELL
Ore controlFault-Fracture Structural Control.
Materials
Ore mineralsArgentite, Gold
GangueCalcite, Quartz
Other materialsFluorite
Geology
Host rockRhyolite
Associated rockRhyolite · Fanney Rhyolite;Last Chance Andesite
StructureMineralization Occurs Along A Northwest-Striking Fault.
Economic & production
Development statusPast Producer
Identification
Deposit ID10012992
MRDS IDD009036
Alternate namesGrey Hawk Mine: Trilby Group Patented In 1931, Hoosier, Trilby Extension Nos. 1, 2, and 3
RegionNA
Data scoreB
Coordinates33.40953, -108.80731
References
LINDGREN, W., GRATON, L.C., AND GORDON, C.H., 1910 USGS PP 68, P. 200SCOTT, D.B., 1920 TRANSACTIONS OF AMERICAN INSTITUTE OF MINING ENGINEERS, VOL 63, P. 289-310FERGUSON, H.G., 1927 USGS BULL 787, P. 78METZGER, O.H., 1938 USBM IC-6987, P. 41