Mine detail: Keller Mine Group

Previously called 'Dead Oak and Black Horse Claims'

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Location

Lat / long: 37.37632, -121.45772

Resource(M)

Tertiary: Manganese, Silica
Other material: Chert, Glaucophane, Psilomelane
Discovery year: 1940

Production

Operation type: Surface
Development status: Past Producer
First production started: 1941

Geology

References

MRDSW025091
MAS60850018
DEP10164842
Reference{Deposit:: TRASK-GEO DESCRIPTION CAL MN DEPS-CAL.DIV.OF MINES,BUL.152 A}{Deposit:: TRENGROVE,RR,1960,USBM. R.I.5579}{Deposit:: VOLIN-INVESTIG BLK WONDER MN DEPS-USBM RPT.OF INVEST.5254 SE}
ReporterDeino, Al