Commodities
PrimarySilver, Lead, Zinc
SecondaryGold, Copper
Commodity typeM
Deposit
Deposit sizeY
WorkingsUnknown
Orebody formTABULAR-IRREGULAR
Materials
Ore mineralsChalcopyrite, Galena, Sphalerite, Tetrahedrite
GangueLimonite, Rhodochrosite
Geology
Host rockAndesite
Associated rockQuartz Monzonite,Andesite · January Stock-Quartz Monzonite;Elkhorn Mountains Volcanics-Andesite
AlterationSericitization In Monzonite.
Economic & production
Development statusPast Producer
Discovery year1867
Identification
Deposit ID10042415
MRDS IDM060198
RegionNA
Data scoreB
Coordinates46.42018, -111.69281
References
KLEPPER, M.R., RUPPEL, E.T., FREEMAN, V.L., AND WEEKS, R.A., 1971, GEOLOGY AND MINERAL DEPOSITS, EAST FLANK OF THE ELKHORN MOUNTAINS, BROADWATER COUNTY, MONTANA: USGS PROF. PAPER 665, P. 41PARDEE, J.T. AND SCHRADER, F.C., 1933, METALLIFEROUS DEPOSITS OF THE GREATER HELENA MINING REGION, MONTANA: USGS BULL. 842EARLL, F.N., 1964, ECONOMIC GEOLOGY AND GEOCHEMICAL STUDY OF THE WINSTON MINING DISTRICT, BROADWATER COUNTY, MONTANA: MONTANA BUREAU OF MINES AND GEOL. BULL. 41 P. 17REED, G.C., 1951, MINES AND MINERAL DEPOSITS (EXCEPT FUELS) BROADWATER COUNTY, MONTANA: U.S. BUREAU OF MINES INF. CIRC. 7592, P. 39DMEA FILE