Mine detail: Keystone

Previously called ''

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Location

Lat / long: 39.90239, -119.2541

Resource(M)

Primary: Silver, Gold

Production

Operation type: Underground
Development status: Producer

Geology

References

MAS320310386
DEP10247417
Reference{Deposit:: MILLER, M.S., U.S. BUREAU OF MINES MLA REPORT IN PROGRESS,}{Deposit:: 1994.}{Deposit:: RANDOL MINING DIRECTORY, 1996/97, U.S. MINES & MINING}{Deposit:: COMPANIES, P253.}
ReporterBerg, Andrew W.