The Little Siberia is a chromium mine located in Curry county, Oregon at an elevation of 3,461 feet.
About the MRDS Data:
All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.
Mine Info
Elevation: 3,461 Feet (1,055 Meters)
Commodity: Chromium
Lat, Long: 42.27667, -123.84750
Map: View on Google Maps
Satelite View
MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.
Little Siberia MRDS details
Site Name
Primary: Little Siberia
Commodity
Primary: Chromium
Tertiary: Palladium
Tertiary: Rhodium
Tertiary: Platinum
Tertiary: Ruthenium
Tertiary: Iridium
Location
State: Oregon
County: Curry
District: Pearsoll Peak Area
Land Status
Land ownership: National Wilderness
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Administrative Organization: Siskiyou National Forest
Holdings
Not available
Workings
Not available
Ownership
Owner Name: Jackson, Roy
Production
Year: 1955
Time Period: 1951-1955
Material type: ORE
Description: Cp_Grade: ^Mill Ore, 44% Cr2o3 (Weighted Average Grade)
Year: 1954
Material type: ORE
Description: Ap_Grade: ^44% Cr2o3
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: Klamath Mountains
Mineral Deposit Model
Model Name: Podiform chromite (minor)
Orebody
Form: STRINGERS, LENSES, SCHLIEREN, DISSEMINATED
Structure
Type: L
Description: Landslide
Alterations
Alteration Type: L
Alteration Text: Serpentinized
Rocks
Name: Dunite
Role: Host
Age Type: Host Rock Unit
Age Young: Late Jurassic
Name: Dunite
Role: Host
Age Type: Host Rock
Age Young: Late Jurassic
Analytical Data
Analytical Data: RH=21 PPB.
Analytical Data: RU=200 PPB
Analytical Data: PD=<4 PPB
Analytical Data: 1 PGE ANALYSIS: PT=<10 PPB
Analytical Data: PICKED HIGH-GRADE SAMPLE ASSAYED 55.07% CR2O3, 13.14% FE
Analytical Data: IR=40 PPB
Materials
Ore: Chromite
Gangue: Talc
Comments
Comment (Production): MOST ORE LOW GRADE, NEEDED CAREFUL SORTING. RAMP ESTIMATES GIVEN FOR TOTAL PRODUCTION.
Comment (Workings): OPEN CUT, SHORT DRIFT
Comment (Deposit): ORE IS SIMILAR TO THAT AT PEARSOLL PEAK MINE. ORE ZONE IS IRREGULAR, LENSES TAPER AND HAVE MINOR FAULT OFFSETS
Comment (Location): IN KALMIOPSIS WILDERNESS IN SISKIYOU NATIONAL FOREST. UTM GIVEN IS FOR PGE SAMPLE SITE LOCATION. LAT/LONG GIVEN IS FOR LITTLE SIBERIA MINE SHOWN ON TOPO MAP; UTM FOR THIS IS 4680640N, 430120E.
References
Reference (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.
Reference (Deposit): RAMP, LEN, 1961, CHROMITE IN SOUTHWESTERN OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 52, P. 103-104.
Reference (Deposit): RAMP, LEN, SCHLICKER, H.G., AND GRAY, J.J., 1977, GEOLOGY, MINERAL RESOURCES, AND ROCK MATERIAL OF CURRY COUNTY, OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 93, P. 31.
Reference (Deposit): THAYER, T.P., 1974, U.S. GEOLOGICAL SURVEY, UNPUB. DATA
Reference (Deposit): PAGE, 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.
Oregon Gold
"Where to Find Gold in Oregon" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in Oregon. Read more: Where to Find Gold in Oregon.
