Mine detail: Sunset

Previously called 'Darnell'

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Location

Lat / long:

41.80121, -123.86893

Resource(M)

Primary:	Chromium
Tertiary:	Platinum, Iridium, Ruthenium, Rhodium, Palladium
Ore:	Chromite
Gangue:	Olivine
Orebody form:	KIDNEY SHAPED PODS

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer

Geology

Host type:	Dunite
Associated rock:	Josephine Ophiolite
Associated type:	Peridotite
Structure:	Strong Shear, Striking N35w And Dipping 75ne, Hosts Ore
Tectonic:	Klamath Mountains Accreted Terrane
Alteration processes:	Ultramafic Rocks Are Serpentinized

References

MRDS	M007533
DEP	10029766
Reference	{Deposit:: WELLS, F.G., CATER, F.W., JR., AND RYNEARSON, G.A., 1946, GEOLOGICAL INVESTIGATIONS OF CHROMITE IN CALIFORNIA: CALIFORNIA DIVISION OF MINES BULLETIN 134, PT. 1, CH. 1, P. 57.}{Deposit:: CARLSON, C.A., AND OTHERS, 1985, ANALYSES FOR PLATINUM-GROUP ELEMENTS IN SAMPLES FROM PODIFORM CHROMITE DEPOSITS, CALIFORNIA AND OREGON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 85-442, 14 P.}{Deposit:: *RIEN, J.C., 1952, MINES AND MINERAL RESOURCES OF DEL NORTE COUNTY, CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY V. 48, NO. 4, P. 293.}
Reporter	Gere, W., Peterson, Jocelyn A.