Mine detail: Big Twenty

Previously called ''

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Location

Lat / long: 38.97301, -118.92237

Resource(M)

Primary: Copper

Production

Operation type: Underground
Development status: Past Producer

Geology

References

MAS320210459
DEP10246632
Reference{Deposit:: HILL, J.M., 1915, SOME MINING DISTRICTS IN NORTHEAST CALIF.}{Deposit:: AND NORTHWEST NEVADA, USGS BULL 594, 200 PP, P. 132-133}{Deposit:: BUR OF INDIAN AFFAIRS, STATUS OF MINERAL RESOURCE INFORMA-}{Deposit:: TION FOR THE WALKER RIVER INDIAN RESERVATION, NEVADA,}{Deposit:: ADMINISTRATIVE REPORT BIA-21, 44PP, P. 26.}
ReporterWestern Field Operations Center (WFOC)