Commodities
PrimaryChromium
TertiaryPlatinum, Palladium, Iridium, Ruthenium, Rhodium
Commodity typeM
Deposit
Model15: Podiform chromite (minor)
Deposit sizeS
Orebody formDISSEMINATED
Ore controlMagmatic Segregation
Materials
Ore mineralsChromite
GangueOlivine
Geology
Host rockDunite
Associated rockPeridotite,Gneiss · Seiad Valley Complex
StructureSchlieren
Tectonic settingKlamath Mountains Accreted Terrane
AlterationPeridotite Partly Serpentinized
Economic & production
Development statusProducer
First production1941
Discovery year1918
Identification
Deposit ID10077721
MRDS IDW025616
Alternate namesAnniversary Mine, Kubli
RegionNA
Data scoreB
Coordinates41.92094, -123.1917
References
WELLS, F.G., AND CATER, F.W., JR., 1950, GEOLOGICAL INVESTIGATIONS OF CHROMITE IN CALIFORNIA: CALIFORNIA DIVISION OF MINES BULLETIN 134, PT. 1, CH. 2, P. 118.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.WELLS, F.G., SMITH, C.T., RYNEARSON, G.H., AND LIVERMORE J.S., 1949, CHROMITE DEPOSITS NEAR SEIAD AND MCGUFFY CREEKS, SISKIYOU COUNTY, CALIFORNIA: U.S. GEOLOGICAL SURVEY BULLETIN 948-B, P. 44.