Commodities
PrimaryGold
SecondarySilver
TertiaryMolybdenum
Commodity typeM
Deposit
Deposit sizeY
WorkingsUnderground
Materials
Ore mineralsGold, Molybdenite, Silver
GangueQuartz
Geology
Host rockSchist,Amphibolite
StructureFault Dips At Surface About 23 E, At 200 Ft, Dips About 40 E.
Economic & production
Development statusPast Producer
Production years1850'S , 1888 , 1896 , 1920 - 1936
Identification
Deposit ID10029118
MRDS IDM006485
Alternate namesBrown-Smyth-Ryland Cons. Claims: Pioneer Suffolk, Martinusen, Hale, Hale Ext., Johnson, Demarest, Democrat, Lindsay, Pat, Smyth.
RegionNA
Data scoreB
Coordinates38.07269, -120.55462
References
CLARK, W. B., LYDON, P. A, 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.; COUNTY REPORT 2 ; CALIF. DIV. OF MINES AND GEOLOGY, P 40 - 41 , 105 , 135 AND PL BLOGAN, C. A., FRANKE, H., 1936 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 32 , NO. 3 ; DIV. OF MINES, P 239 - 240 , 297 , 299CLARK ( 1962 )