Commodities
PrimaryNickel
TertiaryChromium, Rhodium, PGE
Commodity typeM
Deposit
Deposit typeResidual
Model110: Lateritic Ni
Deposit sizeY
Orebody formIRREGULAR
Ore controlSubparallel Diagonal Cross Faults At Right Angles To The Main Rock Fault.
Geology
Associated rockSandstone · Riddle Mountain Peridotite;Dothan Formation;Riddle Formation;Riddle Formation;Riddle Formation
StructureTertiary Klamath Peneplain (Upper Body), Sherwood Peneplain (Lower Body), Klamath Peneplain, Rock Fault And Associated Faults, Fractures And Joints.
Tectonic settingKlamath Mountains Accreted Terrane
Economic & production
Development statusProducer
First production1954
Discovery year1864
Identification
Deposit ID10043117
MRDS IDM061616
Alternate namesUpper Occurrence
RegionNA
Data scoreB
Coordinates42.96093, -123.44005
References
RAMP, LEN, 1972, GEOLOGY AND MINERAL RESOURCES OF DOUGLAS COUNTY, OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 75, P. 59-66.RAMP, LEN, 1961, CHROMITE IN SOUTHWESTERN OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 52, P. 120PAGE, 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, 1978, INVESTIGATIONS OF NICKEL IN OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES MISCELLANEOUS PAPER NO. 20, P. 9-15.CUMBERLIDGE, J.T., AND CHASE, F.M., 1968, GEOLOGY OF THE NICKEL MOUNTAIN MINE, RIDDLE, OREGON, IN RIDGE, J.D., ED., ORE DEPOSITS IN THE UNITED STATES, 1933/1967, GRATON-SALES VOLUME: NEW YORK, AMERICAN INSTITUTE OF MINING, METALLURGICAL, AND PETROLEUM ENGINEERS, P. 1650-1672.