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  3. Mineral Resource Data System (MRDS)

Western No. 1 Claim

Occurrence 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. Geologic structures
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10043075
MRDS ID M061560
Record type Site
Current site name Western No. 1 Claim
Related records 10298813

Geographic coordinates

Geographic coordinates: -123.73533, 42.47954 (WGS84)
Elevation 1280

Site location context

Political divisions (FIPS codes)

Josephine(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Chrome Ridge(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
Willamette 035S 009W 35 Oregon

Comments on the location information

  • IN KALMIOPSIS WILDERNESS IN SISKIYOU NATIONAL FOREST. IN GULCH AT HEAD OF SLIDE CREEK. UTM GIVEN IS FOR PGE SAMPLE SITE LOCATION. LAT/LONG GIVEN IS FOR MINE SYMBOL NEAR BOUNDARY BETWEEN SECS. 11 AND 12; UTM FOR THIS IS 4680790N, 431140E.

Commodities

Commodity Importance
Chromium Critical Primary

Materials information

Materials Type of material
Chromite Ore
Talc Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Peridotite > Dunite
    Stratigraphic age (youngest) Late Jurassic

Nearby scientific data

(1) -123.73533, 42.47954
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Faults

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Chrome Ridge

Land status

Ownership category National Forest
Area name Siskiyou National Forest

Comments on the production information

  • ONE OF SOUTHWESTERN OREGON'S LARGEST PRODUCERS OF LOW-GRADE CHROMITE. SMALL PART OF CONCENTRATES CAME FROM OTHER CLAIMS IN MCCALEB GROUP.

Comments on the workings information

  • A SINGLE OPEN PIT

Reference information

Bibliographic references

  • Deposit

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

General comments

Subject category Comment text
Deposit ORE IN ZONE OF DUNITE. SEVERAL DIRECTIONS OF BANDING VISIBLE, A FEW LENSES OF MASSIVE ORE
Deposit SEE ALSO RECORDS FOR MCCALEB NO. 1 AND MCCALEB NO. 2. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
Deposit MARGINAL ORE DUE TO EXCESSIVE SILICATES
Deposit RECORD NUMBER (M013490) HAS BEEN MERGED WITH THIS RECORD AND DELETED FROM THE OREGON FILE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1977 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.

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