Mine detail: Patterson No 1

Previously called 'J H CrothersJohnson Place'

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Location

Lat / long: 41.78402, -123.88145

Resource(M)

Primary: Chromium
Tertiary: Iron
Other material: Amphibole, Chromite, Enstatite, Serpentine
Discovery year: 1940

Production

Operation type: Surface-Underground
Development status: Past Producer
First production started: 1941

Geology

References

MRDSM007537
MAS60150015
DEP10284605
Reference{Deposit:: WELL,F.G.,ET AL, 1946, CDM AND G BULL 134, PT 1, CHAP 1,}{Deposit:: P59.}{Deposit:: *RIEN,J.C., 1952, CAL JOUR MINES AND GEOL. VOL.48,NO.4,P29}
ReporterHayashi