Mine detail: High Plateau Mine

Previously called 'Brow* Mine'

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Location

Lat / long: 41.92788, -123.95033

Resource(M)

Primary: Chromium
Ore: Chromite
Gangue: Magnetite, Uvarovite
Orebody form: LENSE
Discovery year: 1917

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
First production started: 1918
Last production ended: 1958

Geology

Host type:Dunite
Alteration processes:Partial Serpentinization Of Dunite

References

MRDSM100586
DEP10043686
Reference{Deposit:: STINSON, M.C., 1975, CDMG MINERAL PROPERTY REPORT, UNPUBLISHED}{Deposit:: WELLS, F.G., CATER, F.W., JR., AND RYNEARSON, G.A., 1946, CHROMITE DEPOSITS OF DEL NORTE COUNTY, CA.: CDMG BULL 134, PART 1, CHAPT. 1, P. 32-35, 37.}{Production:: STINSON, 1975, CDMG MINERAL PROPERTY REPORT, UNPUBLISHED}
ReporterOster, Karel L. (Albers, John P.)