California · Stanislaus County
Prospect

Mary Lou No. 1of Black Wonder

Stanislaus County, California, United States
IronManganeseSilica
⌖ Show on mapUSGS source ↗
Commodities
TertiaryIron, Manganese, Silica
Commodity typeM
Materials
Other materialsChert, Psilomelane, Pyrolusite, Quartz
Economic & production
Development statusProspect
Discovery year1941
Identification
Deposit ID10287106
MRDS IDM020274
Alternate namesPark Group,Black Bolt
RegionNA
Data scoreC
Coordinates37.39882, -121.42682
References
TRASK GEO DESCRIPT MN DEPS OF CAL-CAL.DIV.OF MINES BUL.152 AVOLIN-INVESTIG BLK WONDER MN DEPS-USBM RPT.OF INVEST 5254 SEJENKINS-MN IN CALIF-CAL.DIV.OF MINES BUL.125 DEC 1943