Black Bear

Producer in Josephine county in Oregon, United States with commodities Gold, Silver, Copper
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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Production statistics
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10109668
MRDS ID M060741
Record type Site
Current site name Black Bear
Alternate or previous names Old Dan Green
Related records 10250089

Geographic coordinates

Geographic coordinates: -123.61755, 42.5826 (WGS84)

Site location context

Political divisions (FIPS codes)

Josephine(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Galice(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)

Geographic areas

Country State County
United States Oregon Josephine

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 034S 008W 26 SW Oregon

Comments on the location information

  • SW 1/4

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Tertiary

Comments on the commodity information

  • SULFIDE ORE ON DUMP

Materials information

Materials Type of material
Chalcopyrite Ore
Pyrite Ore
Quartz Gangue

Alteration

  • (Local) Oxidized Ore Selectively Mined

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Peridotite > Dunite
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Greenstone
    Rock unit name Rogue Volcanics
    Rock description Rogue Volcanics

Nearby scientific data

(1) -123.61755, 42.5826

Economic information

Geologic structures

Type of structure Local
Structure description Near Thrust Contact With Amphibolite

Ore body information

  • General form LENS, KIDNEY
    Strike NORTH
    Dip VERTICAL
    Width 0.76M

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years 1939-1940

Mining district

District name Galice

Land status

Ownership category Private

Production statistics

  • Year 1940
    Period 1890-1940
    Material ORE
    Description Cp_Grade: ^0.2-0.8 Au, Ag, Cu
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Gold Gold 16g/mt

Workings at the site

  • Type of workings Unknown
    Length 670.56M

Comments on the workings information

  • EIGHT ADITS TOTAL 2200, MILL

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

    BROOKS, H.C. AND RAMP, L., 1968, GOLD AND SILVER IN OREGON; ODGMI BULL. 61, P.208

  • Deposit

    OREGON METAL MINES HANDBOOK, 1942, ODGMI BULL. 14-C, VOL. 2, SEC. 1, P.28

  • Production

    USBM

General comments

Subject category Comment text
Deposit RECORD NUMBER (M013301) HAS BEEN MERGED WITH THIS RECORD AND DELETED FROM THE OREGON FILE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1979 Johnson, Maureen G. U.S. Geological Survey
Updater 01-FEB-1981 Smith, Roscoe M. And 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.

External references