J.C.L. Mine

Past Producer in Josephine county in Oregon, United States with commodities Gold, Silver, Lead
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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10042745
MRDS ID M060709
Record type Site
Current site name J.C.L. Mine
Related records 10128242

Geographic coordinates

Geographic coordinates: -123.6206, 42.65788 (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)

Geographic areas

Country State County
United States Oregon Josephine

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 033S 008W 35 W Oregon

Comments on the location information

  • W 1/2

Commodities

Commodity Importance
Gold Primary
Silver Primary
Lead Tertiary

Comments on the commodity information

  • SULFIDE CONTENT APPEARENTLY VERY LOW

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Gabbro
    Rock unit name Amphibolite Gneiss
    Rock description Amphibolite Gneiss
  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Greenstone
    Rock unit name Briggs Creek Amphibolite;Rogue Volcanics
    Rock description Briggs Creek Amphibolite;Rogue Volcanics

Nearby scientific data

(1) -123.6206, 42.65788

Economic information

Ore body information

  • General form LENS
    Strike N TO NE
    Dip 60E TO 60W
    Length 15.24M
    Width 0.46M

Controls for ore emplacement

  • Shear Zone

Comments on the geologic information

  • QUARTZ LENSES WITH FREE GOLD OCCUR IN A SHEAR ZONE. ; GEOL.DESC: GREENSTONE IS PLAGIOCLASE - QUARTZ - BIOTITE SCHIST.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years 1931-1939

Mining district

District name Mt. Reuben

Land status

Ownership category Private

Workings at the site

  • Type of workings Unknown
    Length 914.4M
    Overall depth 30.48M

Comments on the workings information

  • SIX ADITS TOTAL 3000 FEET

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    BROOKS, H.C. AND RAMP, L., 1968, GOLD AND SILVER IN OREGON; ODGMI BULL. 61, P.210

  • Deposit

    YOUNGBERG, E.A., 1947, MINES AND PROSPECTS OF THE MOUNT REUBEN MINING DISTRICT, JOSEPHINE COUNTY, OREGON; ODGMI BULL. 34, P.13

  • Production

    USBM

General comments

Subject category Comment text
Deposit EIGHT PATENTED CLAIMS
Deposit RECORD NUMBER (M013305) 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-MAR-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.

External references