Mine detail: Stephens Group

Previously called 'Pleasant ValleyBlackbird 1&2Black Beauty'

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Location

Lat / long: 44.71656, -117.61773

Resource(M)

Tertiary: Manganese, Tungsten

Production

Operation type: Surface
Development status: Past Producer

Geology

References

MAS410010002
DEP10297449
Reference{Deposit:: U.S. GEOLOGICAL SURVEY BULLETIN 725, 1921, P. 224.}{Deposit:: OR. DEPT. GEOL. AND MIN. INDUST. BULLETIN 14-A, 1939, P. 71.}{Deposit:: OR. DEPT. GEOL. AND MIN. INDUST. BULLETIN 64, 1969, P. 178.}
ReporterRidenour, James