Commodities
PrimaryChromium
Commodity typeM
Deposit
Deposit sizeS
Orebody formLENS
Ore controlNo Ore Found North Of Granodiorite Dike In Shear Zone
Materials
Ore mineralsChromite
GangueTalc
Geology
Host rockDunite
Associated rockDiorite
StructureShear Zone - N75w, 77sw Dip
AlterationTalc Increases Near Dike
Economic & production
Development statusProducer
Identification
Deposit ID10109709
MRDS IDM061603
Alternate namesIllinois Chrome Mine, Robbin
RegionNA
Data scoreB
Coordinates42.34065, -123.77422
References
RAMP, LEN, 1961, CHROMITE IN SOUTHWESTERN OREGON: OREGON DEPT. GEOLOGY AND MINERAL IND. BULL. 52, 169 P.THAYER, T. P., 1974, UNPUBL. DATARAMP, L. AND PETERSON, N.V., 1979, GEOLOGY AND MINERAL RESOURCES OF JOSEPHINE COUNTY, OREGON; ODGMI BULL. 100, 45P