Thorne Flat Prospect

Occurrence in Baker county in Oregon, United States with commodity 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. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10032835
MRDS ID M014605
Record type Site
Current site name Thorne Flat Prospect
Related records 10224898

Geographic coordinates

Geographic coordinates: -116.85129, 45.01069 (WGS84)
Relative position 1 MILE SOUTH OF THE IRONDYKE MINE AT HOMESTEAD

Site location context

Political divisions (FIPS codes)

Baker(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Homestead(quadrangle 1:24,000 scale)

Riggins(quadrangle 1:100,000 scale)

Grangeville(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Brownlee Reservoir(hydrologic unit)

Middle Snake-Powder(hydrologic accounting unit)

Middle Snake(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 Baker

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 006S 048E 28 Oregon

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Pyrite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic)
    Rock unit name Hunsaker Creek Formation
    Rock description Hunsaker Creek Formation
    Stratigraphic age (youngest) Late Permian
    Stratigraphic age (youngest) Late Permian

Nearby scientific data

(1) -116.85129, 45.01069

Economic information

Controls for ore emplacement

  • Ne Trending Shear Zone

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name Homestead

Land status

Ownership category Private

Comments on the workings information

  • SEVERAL HUNDRED FEET OF WORK HAS BEEN DONE IN TWO CLOSELY SPACED ADITS.

Reference information

Bibliographic references

  • Deposit

    BROOKS, H. C., AND VALLIER, T. L., 1970 , GEOLOGY AND COPPER DEPOSITS OF THE HOMESTEAD AREA, OREGON AND IDAHO: ODGMI, THE ORE BIN, MARCH, VOL. 32 , NO. 3 , P. 55

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1976 Lee, W. U.S. Geological Survey
Updater 01-DEC-1979 Bradley, Robin (Walker, George W.) 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.