Copper Mtn. Group

Occurrence in Grant county in Oregon, United States with commodities Copper, Cobalt, Gold
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. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10033078
MRDS ID M014983
Record type Site
Current site name Copper Mtn. Group
Alternate or previous names Including Sherbandy Group
Related records 10274286

Geographic coordinates

Geographic coordinates: -118.69328, 44.55568 (WGS84)
Relative position 8 MILES FROM PRAIRIE CITY

Site location context

Political divisions (FIPS codes)

Grant(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Dixie Meadows(quadrangle 1:24,000 scale)

Bates(quadrangle 1:100,000 scale)

Canyon City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper John Day(hydrologic unit)

John Day(hydrologic accounting unit)

Middle Columbia(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Oregon Grant

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 012S 033E 01 Oregon

Comments on the location information

  • 11 CLAIMS ON COUGAR RIDGE, WEST OF THE EAST FORK OF DIXIE CREEK

Commodities

Commodity Importance
Copper Primary
Cobalt Critical Primary
Gold Primary

Materials information

Materials Type of material
Bornite Ore
Chalcopyrite Ore
Cobaltite Ore
Limonite Ore
Malachite Ore
Pyrite Ore
Beidellite Gangue
Quartz Gangue
Sericite Gangue
Tourmaline Gangue

Alteration

  • (Local) Tourmaline - Quartz - Chalcopyrite Replacement Bodies In Greenstone

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -118.69328, 44.55568

Economic information

Ore body information

  • Strike N 35 E
    Dip STEEPLY SE

Controls for ore emplacement

  • Slightly Controlled By Fault Fractures, Although More Intense Mineralization Seem Independent Of Such Control.

Comments on the geologic information

  • GRANODIORITE PORPHYRY DIKES PRESENT.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Quartzburg

Comments on the workings information

  • IN 1930 , A CROSS-CUT 80 FT. LONG WAS BEING MADE ABOUT 300 FT. BELOW THE APEX. TOTAL UNDERGROUND WORKINGS AMOUNTED TO LESS THAN 400 FT. PROPERTY WAS IDLE IN 1940 .

Reference information

Bibliographic references

  • Deposit

    OREGON METAL MINES HANDBOOK, 1941 , ODGMI, BULL 14 - B, P. 112 .

  • Deposit

    GILLULY, J., REED, J. C., AND PARKS, C. F. JR, 1933 , SOME MINING DISTRICTS OF EASTERN OREGON: U.S.G.S. BULL. 846 - A, P. 99 .

  • Deposit

    JOHNSON, F.R., 1975, GEOLOGY OF THE QUARTZBURG MINING DISTRICT, GRANT COUNTY, OREGON, OREGON STATE UNIV. MS. THESIS, P. 83

General comments

Subject category Comment text
Deposit MINERALIZED BODIES TREND IN GENERAL EAST TO NORTHEAST.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1976 Lee, W. U.S. Geological Survey
Updater 01-APR-1980 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.