Mine detail: South Thomas

Previously called ''

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Location

Lat / long: 39.30157, -123.17029

Resource(M)

Tertiary: Manganese, Silica
Other material: Chert, Psilomelane, Pyrolusite
Discovery year: 1915

Production

Operation type: Surface-Underground
Development status: Past Producer
First production started: 1916

Geology

References

MRDSM010043
MAS60450022
DEP10261495
Reference{Deposit:: CDMG,BULL.152,1950,P.137-139}{Deposit:: CDMG,BULL.#76,P16,46-48,93,1918}{Deposit:: TRENGROVE,R.R.,USBM REPT.INV.5579,P.10-11}{Deposit:: USGS FILE OF WWI}{Deposit:: CJMG V.49, #4 PG.363 (1953)}
ReporterDeino, Al