Green Mountain Prospect

Past Producer in Douglas 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. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Production statistics
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. Reporter information

Geologic information

Identification information

Deposit ID 10042912
MRDS ID M061212
Record type Site
Current site name Green Mountain Prospect
Related records 10273924

Geographic coordinates

Geographic coordinates: -123.17171, 42.75565 (WGS84)
Elevation 1143

Site location context

Political divisions (FIPS codes)

Douglas(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Starvout Creek(quadrangle 1:24,000 scale)

Canyonville(quadrangle 1:100,000 scale)

Medford(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

South Umpqua(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 Douglas

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 032S 004W 27 SE OF SE OF SE Oregon

Comments on the location information

  • S COR.

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Cubanite Ore
Pyrite Ore
Pyrrhotite Ore

Alteration

  • (Local) Ore Incased In Chloritic Material

Host and associated rocks

  • Host or associated Associated
    Rock type Metamorphic Rock > Serpentinite
    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) -123.17171, 42.75565

Economic information

Ore body information

  • General form LENS

Comments on the geologic information

  • GEOL.DESC: SHEARED, ALTERED GREENSTONE

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years 1937

Mining district

District name Riddle

Land status

Ownership category National Forest

Production statistics

  • Year 1937
    Period 1937
    Material ORE
    Description Cp_Grade: ^4.5 Au, 1 Ag
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Ore Silver Silver 28g/mt
    Trace Ore Gold Gold 127g/mt

Workings at the site

  • Type of workings Unknown
    Length 85.34M

Comments on the workings information

  • 3 ADITS, SHAFT, TOTAL 280'

Reference information

Bibliographic references

  • Deposit

    RAMP, L., 1972, GEOLOGY AND MINERAL RESOURCES OF DOUGLAS COUNTY, OREGON; ODGMI BULL. 75, P.28

  • Deposit

    OREGON METAL MINES HANDBOOK, 1940, ODGMI BULL. 14-C, VOL. 1, P.103

  • Production

    USBM

Reporter information

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