Commodities
PrimaryGold, Silver
Commodity typeM
Deposit
Deposit sizeY
WorkingsUnderground
Materials
Ore mineralsGold, Petzite, Sylvanite, Silver, Quartz
GangueMica
Geology
Host rockSlate,Quartzite,Mica Schist · "Boulder Vein" of Mother Lode system
Associated rockGranite · Calaveras Formation
Economic & production
Development statusPast Producer
Identification
Deposit ID10077943
MRDS IDW026026
Alternate namesSugarman and Nigger
RegionNA
Data scoreB
Coordinates38.00769, -120.37072
References
Logan, C.A., 1949 , Mines And Min. Res. Of Tuolumne County: Cdm 6 Rept. 45 , P. 72Tucker, W.B., 1914 , Tuolumne County: Cmb Rept. 14 , P. 163California Joural Mines And Geology, V. 45, No. 1, Jan 1949, P. 72, Pl 8Report of the State Mineralogist, By California State Mining Bureau, Published by State Office, 1916, PP. 974, P. 163Emerson, D.O., 1958, County index to the minerals of California