Mine detail: West Pit of Grau Mine

Previously called 'North Elder Creek Group'

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Location

Lat / long: 40.02816, -122.67279

Resource(M)

Primary: Chromium
Other material: Antigorite, Chromite, Enstatite, Magnesite, Olivine
Discovery year: 1886

Production

Operation type: Surface
Development status: Past Producer
First production started: 1942

Geology

References

MRDSW025880
MAS61030009
DEP10190465
Reference{Deposit:: CALIF DIV MINES GEOL BULL 134 CH 3 PP133-191 1965.}{Deposit:: RYNEARSON, A.G., USGS BULLETIN 945-G, 1946}{Deposit:: CALIF JOUR MINES GEOL V42 NO3 PP183-195 1946.}{Deposit:: CALIF STATE DIV MINES 39TH REPT STATE MINERAL CH 1 PP90-92 1}{Deposit:: WFOC MIN PROP FILE.}
ReporterWetzel, Nicholas