Horseshoe Lode

Producer in Josephine county in Oregon, United States with commodities Gold, Silver, Copper, Manganese, Tellurium
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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Production statistics
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10042925
MRDS ID M061238
Record type Site
Current site name Horseshoe Lode
Related records 10135603

Geographic coordinates

Geographic coordinates: -123.30504, 42.67871 (WGS84)
Elevation 585

Site location context

Political divisions (FIPS codes)

Josephine(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Golden(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 005W 28 NW Oregon

Comments on the location information

  • NW 1/4

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Tertiary
Manganese Critical Tertiary
Tellurium Critical Tertiary

Comments on the commodity information

  • FREE MILLING & "BASE"

Materials information

Materials Type of material
Chalcopyrite Ore
Pyrite Ore
Rhodochrosite Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Metamorphic Rock > Serpentinite
    Rock unit name Galice Formation
    Rock description Galice Formation
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Triassic
  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Greenstone
    Rock unit name Applegate Group
    Rock description Applegate Group

Nearby scientific data

(1) -123.30504, 42.67871

Economic information

Geologic structures

Type of structure Regional
Structure description Thrust Fault Between Applegate Group And Underlying Galice Formation

Controls for ore emplacement

  • Fault Zone

Comments on the geologic information

  • MINERALIZATION SIMILAR TO THAT AT THE GREENBACK MINE

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years 1933-1948

Mining district

District name Greenback

Land status

Ownership category Private

Production statistics

  • Year 1948
    Period 1933-1948
    Material ORE
    Description Cp_Grade: ^2.05 Au, 0.44 Ag
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Silver Silver 12g/mt
    Major Ore Gold Gold 58g/mt

Comments on the workings information

  • ABOUT 300 FEET OF WORKINGS IN SEVERAL ADITS AND INCLINED SHAFTS

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. 227

  • Deposit

    OREGON METAL MINES HANDBOOK, 1942, ODGMI BULL. 14-C, VOL. 2, SEC. 1, P. 108

  • Production

    USBM

General comments

Subject category Comment text
Deposit 2 VEINS INTERSECT TO FORM ORE SHOOT
Deposit RECORD NUMBER (M013440) 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 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