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Little Bonanza Mine

Producer in Baker county in Oregon, United States with commodities Gold, Lead
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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. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Economic information about the deposit and operations
  12. Mining district
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10032788
MRDS ID M014520
Record type Site
Current site name Little Bonanza Mine
Related records 10177049

Geographic coordinates

Geographic coordinates: -117.31184, 44.5193 (WGS84)

Site location context

Political divisions (FIPS codes)

Baker(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Big Lookout Mountain(quadrangle 1:24,000 scale)

Baker City(quadrangle 1:100,000 scale)

Baker City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Burnt(hydrologic unit)

Middle Snake-Powder(hydrologic accounting unit)

Middle Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Oregon Baker

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 012S 044E 15 SE Oregon

Comments on the location information

  • SE 1/4; SIX UNPATENTED CLAIMS

Commodities

Commodity Importance
Gold Primary
Lead Primary

Materials information

Materials Type of material
Galena Ore
Pyrite Ore
Quartz Gangue

Analytical data

Result GOLD IS QUITE FINE

Mineral occurrence model information

Model code 273
USGS model code 36a
Deposit model name Low-sulfide Au-quartz vein
Mark3 model number 27

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -117.31184, 44.5193
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: DIKE, ALTHOUGH HIGHLY SHEARED AND ALTERED, MAY BE HORNBLENDITE OR PYROXENITE; ORE POCKETS ARE CLOSELY CONNECTED WITH THE BASIC INTRUSION.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No

Mining district

District name Lower Burnt River Area

Comments on the production information

  • TOTAL PRODUCTION APPROACHES $200,000

Comments on the workings information

  • DEVELOPED BY 2000 FEET OF TUNNELS AND 2 WINZES. TOTAL PRODUCTION APPROACHES $200,000

Reference information

Bibliographic references

  • Deposit

    OREGON METAL MINES HANDBOOK, 1939 , ODGMI BULL. 14 - A, P. 70 .

  • Deposit

    BROOKS, H. C., AND RAMP, L., 1968 , GOLD AND SILVER IN OREGON: ODGMI BULL. 61 , P. 137 .

General comments

Subject category Comment text
Deposit IRREGULAR ORE POCKETS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1976 Lee, W. U.S. Geological Survey
Updater 01-AUG-1978 Bradley, Robin (Walker, George W.) U.S. Geological Survey
Updater 01-AUG-1993 Gray, Jerry J. Oregon Department of Geology and Mineral Industries
Updater 01-MAY-1995 Li, Zhiping (Peters, S.) U.S. Geological Survey

Beyond USGS

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

Maps centered on this site