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Bluff Prospect

Occurrence in Josephine county in Oregon, United States with commodities Iron, Copper, Nickel, Cobalt
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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. Mining district
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10042880
MRDS ID M061134
Record type Site
Current site name Bluff Prospect
Related records 10225453

Geographic coordinates

Geographic coordinates: -123.66366, 42.3126 (WGS84)

Site location context

Political divisions (FIPS codes)

Josephine(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Eight Dollar Mountain(quadrangle 1:24,000 scale)

Grants Pass(quadrangle 1:100,000 scale)

Medford(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Illinois(hydrologic unit)

Southern Oregon Coastal(hydrologic accounting unit)

Oregon-Washington Coastal(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Rogue River-Siskiyou National Forests(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Oregon Josephine

Public Land Survey System information

Meridian Township Range Section Fraction State
037S 008W 32 NE Oregon

Comments on the location information

  • NE 1/4

Commodities

Commodity Importance
Iron Primary
Copper Secondary
Nickel Critical Secondary
Cobalt Critical Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Magnetite Ore
Pyrrhotite Ore

Analytical data

Result SELECTED SAMPLES ASSAYED 0.83 - 2.11 % NI
Result 0.07 - 0.17 % CO
Result 0.30 - 1.90 % CU

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Serpentinite
    Rock unit name Josephine Peridotite
    Rock description Josephine Peridotite
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic

Nearby scientific data

(1) -123.66366, 42.3126
ListMap

Economic information

Ore body information

  • General form LENS
    Width 0.15M

Comments on the geologic information

  • LENSES OF MASSIVE MAGNETITE WITH MINOR PYRRHOTITE AND CHALCOPYRITE OCCUR IN SHEARED SERPENTINE.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Illinois River

Land status

Ownership category National Forest
Area name Siskiyou National Forest

Reference information

Bibliographic references

  • Deposit

    RAMP, L. AND PETERSON, N.V., 1979, GEOLOGY AND MINERAL RESOURCES OF JOSEPHINE COUNTY, OREGON; ODGMI BULL. 100, 45P

  • Deposit

    RAMP, L., 1978, INVESTIGATIONS OF NICKEL IN OREGON; ODGMI MISC. PAPER 20, P.62

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1978 Smith, Roscoe M. U.S. Geological Survey
Updater 01-FEB-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