California Gulch

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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Production statistics
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10042743
MRDS ID M060702
Record type Site
Current site name California Gulch
Related records 10298203

Geographic coordinates

Geographic coordinates: -123.61616, 42.67176 (WGS84)

Site location context

Political divisions (FIPS codes)

Josephine(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Reuben(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 008W 26 SW Oregon

Comments on the location information

  • SW 1/4

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Pyrite Ore
Chlorite Gangue
Epidote Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Gabbro
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic

Nearby scientific data

(1) -123.61616, 42.67176

Economic information

Geologic structures

Type of structure Local
Structure description Ne Fault Mapped In Rogue Galice Gq

Ore body information

  • Strike N25E
    Dip 60E
    Length 60.96M
    Width 1.22M

Controls for ore emplacement

  • Fault Zone

Comments on the geologic information

  • GEOL.DESC: MAPPED IN ROGUE NOT MIXED ROCKS, BUT DESCRIPTION INDICATES MIXED ROCKS EXTEND TO THIS NE FAULT

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years 1934

Mining district

District name Mt. Reuben

Land status

Ownership category National Forest

Production statistics

  • Year 1934
    Period 1934
    Material ORE
    Description Cp_Grade: ^0.29 Au, 3.4 Ag, 0.07 Cu
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Copper Copper 2g/mt
    Ore Silver Silver 96g/mt
    Ore Gold Gold 8g/mt

Comments on the workings information

  • CUTS, ADIT 6

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    YOUNGBERG, E.A. 1947, MINES AND PROSPECTS OF THE MOUNT REUBEN MINING DISTRICT, JOSEPHINE COUNTY, OREGON; ODGMI BULL. 34, P. 19

  • Production

    USBM

General comments

Subject category Comment text
Deposit TYPICAL OF VEINS IN GABBRO; NOT COMMERCIAL VALUE
Deposit RECORD NUMBER (M015301) 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.