Commodities
PrimaryGold, Silver
TertiaryZinc, Copper, Lead
Commodity typeM
Deposit
Deposit sizeS
WorkingsSurface/Underground
Materials
Ore mineralsChalcopyrite, Galena, Pyrite, Sphalerite
GangueCalcite, Epidote, Garnet, Limonite, Magnetite, Quartz
Geology
Host rockSyenite · Dubois Greenstone--Felsite And Felsite Porphyry
Associated rockSyenite · Biotite Syenite
StructureGunnison Uplift, San Juan Volcanic Field, Gunnison Gold Belt, Iron Hill Alkalic Complex, Tolvar Peak Stock
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
Economic & production
Development statusPast Producer
Last production1934
Identification
Deposit ID10014420
MRDS IDD011176
Alternate namesUnpatented Claims: Gold Bank, Gold Pick, Spotter, Steep Dipper, Lucky Day, Lot Mine, Patented Claim: Old Lot, MS 10592, Old Lot No. 1
RegionNA
Data scoreB
Coordinates38.32028, -107.0948
References
HEDLUND, D.C., AND OLSON, J.C., 1975, GEOLOGIC MAP OF THE POWDERHORN QUADRANGLE, GUNNISON AND SAGUACHE COUNTIES, COLORADO: USGS MAP GQ-1178.HUNTER, J.F., 1925, PRE-CAMBRIAN ROCKS OF GUNNISON RIVER, COLORADO: USGS BULL. 777, P. 70-71.BLM MINERAL SURVEY MS 10592BURBANK, W.S., 1951, AEC PRELIM. RECON. REPT. 1929COLORADO DIV. MINES INF. REPTS. AND ANNUAL OPERATOR REPTS.COLORADO DIV. MINES ANN. OPERATOR REPTS.