Mine detail: Black Horse

Previously called ''

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Location

Lat / long: 37.37242, -121.4463

Resource(M)

Primary: Manganese

Production

Operation type: Unknown
Production size: Small
Development status: Producer

Geology

References

MRDSW025092
DEP10111038
Reference{Deposit:: D.O.M. BULL. 152 1950 PP. 247 - 248}{Deposit:: D.O.M. BULL. 125 1943 P. 175}{Deposit:: CALIF. JOUR. MINES & GEO., V. 50 , NO. 2 , APR. 1954 P. 412}{Deposit:: U.S.B.M. R.I. 5254}
ReporterKillman, K.; Albers, J.