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Rainbow

Past Producer in Josephine county in Oregon, United States with commodity Chromium
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Land status
  13. Production statistics
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10042947
MRDS ID M061296
Record type Site
Current site name Rainbow
Related records 10177195

Geographic coordinates

Geographic coordinates: -123.23198, 42.70204 (WGS84)
Elevation 1542

Site location context

Political divisions (FIPS codes)

Josephine(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

King Mountain(quadrangle 1:24,000 scale)

Canyonville(quadrangle 1:100,000 scale)

Medford(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Rogue(hydrologic unit)

Southern Oregon Coastal(hydrologic accounting unit)

Oregon-Washington Coastal(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management OR)

Bureau of Land Management OR BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Oregon Josephine

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 033S 004W 13 Oregon

Commodities

Commodity Importance
Chromium Critical Primary

Materials information

Materials Type of material
Chromite Ore

Analytical data

Result ONE SAMPLE OF MASSIVE ORE ASSAYED 42.84% CR2O3 & 12.49% FE

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Serpentinite

Nearby scientific data

(1) -123.23198, 42.70204
ListMap

Economic information

Ore body information

  • General form NOT WELL EXPOSED

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No

Land status

Ownership category BLM Administrative Area

Production statistics

  • Year 1952
    Material ORE
    Accuracy Estimate
    Description Ap_Grade: ^45.84 % Cr2o3, 12.49 % Fe
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Iron Iron 12wt-pct
    Cr2O3 Chromium Chromium 46wt-pct

Reference information

Bibliographic references

  • Deposit

    RAMP, LEN, 1961, CHROMITE IN SOUTHWESTERN OREGON: OREGON DEPT. GEOLOGY AND MINERAL IND. BULL. 52, 169 P.

  • Deposit

    PAGE, N.J. AND OTHERS, 1977, PRELIMINARY RECONNAISSANCE GEOLOGIC MAP OF THE WIMER QUADRANGLE, OREGON; USGS GEOL. MAP MF-848

General comments

Subject category Comment text
Deposit ABOUT 2 TONS OF MARGINAL ORE PILED IN PIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1993 Unknown U.S. Geological Survey
Updater 01-APR-1981 Ferns, Mark L. (Brooks, Howard C.) U.S. Geological Survey
Updater 01-AUG-1993 Gray, Jerry J. Oregon Department of Geology and Mineral Industries

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site