Commodities
PrimaryManganese
SecondaryIron
TertiarySilver, Lead, Zinc
Commodity typeM
Deposit
Deposit typeSedimentary
Model74: Replacement Mn
Deposit sizeN
WorkingsUnderground
Orebody formBLANKET
Materials
Ore mineralsPsilomelane, Pyrite, Pyrolusite
GangueLimonite
Other materialsRhodonite
Geology
Host rockLimestone · Preble
AlterationSilicification
Economic & production
Development statusOccurrence
Discovery year1918
Identification
Deposit ID10045125
MRDS IDM232792
RegionNA
Data scoreB
Coordinates40.76907, -117.48985
References
SHIBLER, B.K. & WELLS, R., 1951, CONCENTRATION OF OXIDE AND SILICATE MANGANESE ORES FROM THE VICINITY OF GOLCONDA, NEV: U.S.B.M. REPT. INV. 4754., P. 3-5RANSOME, F.L., & BURCHARD, E.F., 1920; CONTRIBUTIONS TO ECONOMIC GEOLOGY: METALS & NON-METALS; U.S.G.S. BULL 710, PLATE X, P. 235TRENGROVE, R.R., 1959, RECONNAISSANCE OF NEVADA MANGANESE DEPOSITS: U.S.B.M. REPT. OF INV. 5446, P. 18-20.USBM, 1983, MILS DATA