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Ophir

Occurrence in Grant county in Oregon, United States with commodities Lead, Zinc, Copper, Arsenic, Gold, Silver
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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. Ore body information
  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 10032991
MRDS ID M014833
Record type Site
Current site name Ophir
Alternate or previous names Valley Queen
Related records 10128829

Geographic coordinates

Geographic coordinates: -118.32883, 44.85874 (WGS84)

Site location context

Political divisions (FIPS codes)

Grant(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Ireland(quadrangle 1:24,000 scale)

Bates(quadrangle 1:100,000 scale)

Canyon City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

North Fork John Day(hydrologic unit)

John Day(hydrologic accounting unit)

Middle Columbia(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Wallowa-Whitman National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Oregon Grant

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 008S 036E 20 Oregon

Comments on the location information

  • ON BALDY CREEK, 1 1/2 MILES EAST OF MONUMENTAL MINE

Commodities

Commodity Importance
Lead Primary
Zinc Critical Primary
Copper Primary
Arsenic Critical Primary
Gold Primary
Silver Primary

Materials information

Materials Type of material
Pyrite Ore
Quartz Gangue

Analytical data

Result SIX DUMP SAMPLES TAKEN BY YOUNG (1979) HAVE AN ARITHMATIC AVERAGE VALUE OF 0.07 OZ/TON AU
Result 0.31 OZ/TON AG
Result 0.008 % CU
Result 0.02 % PB
Result 0.30 % ZN
Result AND 0.39 % AS

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Bald Mountain Batholith
    Rock description Bald Mountain Batholith
    Stratigraphic age (youngest) Late Cretaceous

Nearby scientific data

(1) -118.32883, 44.85874
ListMap

Economic information

Ore body information

  • Width 0.2M

Comments on the geologic information

  • GEOL.DESC: VEIN OCCUPIES A FISSURE, AND RUNS NEARLY EAST AND WEST WITH A STEEP DIP TO THE SOUTH. BOTH WALLS SHOW PLAINLY ON ORE SPECIMENS.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name Bald Mountain

Land status

Ownership category
Area name Wallowa-Whitman National Forest

Comments on the workings information

  • LAST WORK WAS DONE IN 1933 ; NO ORE WHICH COULD BE MINED PROFITABLY WAS FOUND.

Reference information

Bibliographic references

  • Deposit

    ODGMI, BULL. 14-B, P. 58

  • Deposit

    YOUNG, J.S., 1979, PARAGENESIS AND GEOCHEMISTRY OF THE GRANITE GOLD DISTRICT, GRANT COUNTY, OREGON; COLORADO STATE UNIV. MS. THESIS

Reporter information

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

External references

Maps centered on this site