Commodities
PrimaryChromium
TertiaryPlatinum, Rhodium, Iridium, Ruthenium, Palladium
Commodity typeM
Deposit
Model15: Podiform chromite (minor)
Deposit sizeS
WorkingsSurface/Underground
Orebody formMASSIVE, DISSEMINATED
Ore controlMagmatic Segregation
Materials
Ore mineralsChromite
GangueOlivine, Serpentine
Geology
Host rockHarzburgite · Pearsoll Peak Ophiolite
Tectonic settingKlamath Mountains Accreted Terrane
Economic & production
Development statusPast Producer
Identification
Deposit ID10098534
MRDS IDM061659
RegionNA
Data scoreB
Coordinates42.17343, -123.68143
References
RAMP, LEN, 1961, CHROMITE IN SOUTHWESTERN OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 52, P. 157.THAYER, T.P., 1974, U.S. GEOLOGICAL SURVEY, UNPUB. DATAPAGE, N.J, JOHNSON, M.G., HAFFTY, JOSEPH, AND RAMP, LEN, 1975, OCCURRENCE OF PLATINUM GROUP METALS IN ULTRAMAFIC ROCKS OF THE MEDFORD-COOS BAY 2 DEGREE QUADRANGLE, SOUTHWESTERN OREGON: U.S. GEOLOGICAL SURVEY MISCELLANEOUS FIELD STUDIES MAP MF-694, SCALE 1:250,000.RAMP, LEN, AND PETERSON, N.V., 1979, GEOLOGY AND MINERAL RESOURCES OF JOSEPHINE COUNTY, OREGON: OREGON DEPARTMENT OF GEOLOGY AND MIINERAL INDUSTRIES BULLETIN 100, TABLE 1.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.