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Elkhorn Creek Manganese

Occurrence in Josephine county in Oregon, United States with commodities Manganese, Mercury
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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. Ore body information
  12. Economic information about the deposit and operations
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10095494
MRDS ID M055929
Record type Site
Current site name Elkhorn Creek Manganese
Related records 10249336

Geographic coordinates

Geographic coordinates: -123.71005, 42.44593 (WGS84)

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 036S 009W 13 Oregon

Commodities

Commodity Importance
Manganese Critical Primary
Mercury Primary

Comments on the commodity information

  • RHODONITE IS ALTERED TO OXIDES ON FRACTURE SURFACE, CINNABAR ON FRACTURES

Materials information

Materials Type of material
Cinnabar Ore
Rhodonite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Briggs Creek Amphibolite;Briggs Creek Amphibolite
    Rock description Briggs Creek Amphibolite;Briggs Creek Amphibolite

Nearby scientific data

(1) -123.71005, 42.44593
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Banded Quartzite Is Intensely Folded

Ore body information

  • General form PODS
    Strike N 27 W
    Dip 40 E
    Depth to bottom 1.52M

Comments on the geologic information

  • GEOL.DESC: 2 SMALL ELONGATE PODS - LARGEST DIMENSION GIVEN

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Land status

Ownership category National Forest
Area name Siskiyou National Forest

Reference information

Bibliographic references

  • Deposit

    APPLING, R.N., JR., 1958, MANGANESE DEPOSITS OF SOUTHWESTERN OREGON: USBM RI 5369

  • Deposit

    MERCURY IN OREGON, 1965, USBM IC 8252

  • Deposit

    RAMP, L AND PETERSON, N V, 1979, GEOLOGY AND MINERAL RESOURCES OF JOSEPHINE COUNTY, OREGON: ODGMI BULL 100, TABLE 1 NO 181

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1976 Peterson, Jocelyn A. U.S. Geological Survey
Updater 01-JAN-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