Weaver Mine

Producer in Baker county in Oregon, United States with commodities Gold, Platinum
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. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10038170
MRDS ID M045466
Record type Site
Current site name Weaver Mine
Related records 10200845

Geographic coordinates

Geographic coordinates: -118.27966, 44.75402 (WGS84)
Elevation 1689
Relative position 4 MI WEST OF SUMPTER, ABOUT 9 MI SOUTHEAST OF GRANITE

Site location context

Political divisions (FIPS codes)

Baker(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)

Powder(hydrologic unit)

Middle Snake-Powder(hydrologic accounting unit)

Middle Snake(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 Baker

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 009S 036E 27 NE4 Oregon

Comments on the location information

  • MUCH OF AREA UNSURVEYED. NORTH OF RIVER IS GLEN CANYON NATIONAL RECREATION AREA AND SOUTH OF RIVER IS NAVAJO INDIAN RESERVATION. LOCATION GIVEN IS AT MOUTH OF CATHEDRAL CANYON WHERE JOHNSON (1973) SHOWS PLACER WORKINGS. PLACERS NOW SUBMERGED UNDER LAKE POWELL.
  • IN WHITMAN NATIONAL FOREST. NEAR HEAD OF NORTH PRONG OF BUCK GULCH. LOCATION GIVEN IS FOR MINE SYMBOL SHOWN ON TOPO MAP

Commodities

Commodity Importance
Gold Primary
Platinum Critical Tertiary

Comments on the commodity information

  • BLACK SAND SAMPLE CONTAINED A FEW SPECKS OF PT. GOLD IS PIN-HEAD TO DUST SIZED, HALF ROUNDED GRAINS
  • PGE REPORTED (BUT UNVERIFIED) ONLY AT KLONDIKE BAR, MAY BE PRESENT ELSEWHERE

Materials information

Materials Type of material
Gold Ore

Analytical data

Result AU FINENESS=900 TO 940

Mineral occurrence model information

Model code 119
USGS model code 39a
Deposit model name Placer Au-PGE
Mark3 model number 54

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel

Nearby scientific data

(1) -118.27966, 44.75402

Economic information

Geologic structures

Type of structure Local
Structure description Several Normal Faults Of Small Throw

Ore body information

  • General form STREAM SEDIMENT DEPOSITS
    Length 304.8M

Controls for ore emplacement

  • Stream Hydraulics

Comments on the geologic information

  • GRAVEL CONSISTS OF SMOOTH ROUNDED COBBLES IN A LOOSELY CEMENTED SANDY MATRIX. GRAVEL RESTS ON LOOSELY CEMENTED SANDS AND SILTS, WHICH IN TURN REST ON CHERTY SHALE AND MAFIC IGNEOUS ROCKS.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Sumpter District

Land status

Ownership category National Forest
Area name Wallowa-Whitman National Forest

Comments on the workings information

  • PITS, HYDRAULIC MINING

Comments on development

  • OPERATION BEGAN AROUND 1900

Reference information

Bibliographic references

  • Deposit

    PARDEE, J.T., 1910, PLACER GRAVELS OF SUMPTER AND GRANITE DISTRICTS, EASTERN OREGON, IN CONTRIBUTIONS TO ECONOMIC GEOLOGY 1909: U.S. GEOLOGICAL SURVEY BULLETIN 430, P. 60-61.

  • Deposit

    PARDEE, J.R., AND HEWETT, D.F., 1914, GEOLOGY AND MINERAL RESOURCES OF THE SUMPTER QUADRANGLE: OREGON BUREAU OF MINES AND GEOLOGY, THE MINERAL RESOURCES OF OREGON, V. 1, NO. 6, P. 126.

  • Deposit

    OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES, 1939, OREGON METAL MINES HANDBOOK, NORTHEASTERN OREGON--EAST HALF: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 14-A, P. 95.

General comments

Subject category Comment text
Deposit GRAVEL TERRACE; GOLD IS DISTRIBUTED THROUGHOUT BUT IS MORE CONCENTRATED IN LOWER PARTS OF TERRACE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1975 Blair, Will N. U.S. Geological Survey
Updater 01-APR-1980 Bradley, Robin (Walker, George W.) Oregon Department of Geology and Mineral Industries
Updater 01-MAY-1989 Peterson, Jocelyn A. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.