Mine detail: Sweetwater Chromite Mine

Previously called 'San Juan MineSweetwater Chrome MineSan Juan Chrome MinePierce and Benadon Group'

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Location

Lat / long: 35.41827, -120.75428

Resource(M)

Primary: Chromium
Other material: Chromite, Magnetite, Olivine, Pyroxene, Serpentine
Discovery year: 1880

Production

Operation type: Surface-Underground
Development status: Past Producer
First production started: 1917

Geology

References

MRDSW025008
MAS60790032
DEP10286725
Reference{Deposit:: CALIF. STATE MINING BUR. BULLETIN 76, 1918, P. 177-178.}{Deposit:: CALIF. JOUR. MINES AND GEOL. V. 37, 1941, P. 140.}{Deposit:: U.S. GEOLOGICAL SURVEY BULLETIN 945-B, 1944, P. 36-37.}{Deposit:: U.S. BUREAU OF MINES RI 4783, 1951, P. 3-4.}{Deposit:: CALIF. DIV. MINES BULLETIN 134, 1953, PART II, CHAPT. 2,}{Deposit:: P. 67.}
ReporterWetzel, Nicholas