Oregon Bonanza Mine

Past Producer in Josephine county in Oregon, United States with commodities Gold, Silver, Lead
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. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Production statistics
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10098512
MRDS ID M061089
Record type Site
Current site name Oregon Bonanza Mine
Related records 10274562

Geographic coordinates

Geographic coordinates: -123.29198, 42.26121 (WGS84)

Site location context

Political divisions (FIPS codes)

Josephine(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Murphy(quadrangle 1:24,000 scale)

Grants Pass(quadrangle 1:100,000 scale)

Medford(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Applegate(hydrologic unit)

Southern Oregon Coastal(hydrologic accounting unit)

Oregon-Washington Coastal(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Oregon Josephine

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 038S 005W 16 SE Oregon

Comments on the location information

  • SE 1/4

Commodities

Commodity Importance
Gold Primary
Silver Primary
Lead Tertiary

Comments on the commodity information

  • QUARTZ IN TWO PERIODS

Materials information

Materials Type of material
Galena Ore
Pyrite Ore
Calcite Gangue
Chlorite Gangue
Epidote Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Grayback Pluton
    Rock description Grayback Pluton
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Triassic
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock
    Rock unit name Applegate Group
    Rock description Applegate Group

Nearby scientific data

(1) -123.29198, 42.26121

Economic information

Geologic structures

Type of structure Local
Structure description Slickentite

Ore body information

  • Strike NW
    Dip 60-70NE
    Width 1.22M

Comments on the geologic information

  • MINERALIZED SHEAR ZONE IN INTENSELY ALTERED AND SILICIFIED METASEDIMENTS. ; GEOL.DESC: DETAILED DESCRIPTION OF MINE CIRCA 1940 IN OMMH

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years 1937-1939

Mining district

District name Lower Applegate

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Wallace Osteyell, San Francisco California

Production statistics

  • Year 1939
    Period 1937-1939
    Material ORE
    Accuracy Estimate
    Description Cp_Grade: ^1.6 Au, 0.5 Ag
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Silver Silver 1g/mt
    Major Ore Gold Gold 2g/mt

Comments on the production information

  • ALSO WORKED PRIOR TO 1916

Comments on the workings information

  • 1300 FEET OF WORKINGS WITH A 250 FOOT SHAFTALSO WORKED PRIOR TO 1916

Reference information

Bibliographic references

  • Deposit

    RAMP, L. AND PETERSON, N.V., 1979, GEOLOGY AND MINERAL RESOURCES OF JOSEPHINE COUNTY, OREGON; ODGMI BULL. 100, 45P

  • Deposit

    BROOKS, H.C. AND RAMP, L., 1968, GOLD AND SILVER IN OREGON; ODGMI BULL. 61, P. 261

  • Deposit

    OREGON METAL MINES HANDBOOK, 1942, ODGMI BULL. 14-C, VOL. 2, SEC. 1, P. 167

  • Production

    USBM

General comments

Subject category Comment text
Deposit RECORD NUMBERS (M013425) AND (M015200) HAVE BEEN MERGED WITH THIS RECORD AND DELETED FROM THE OREGON FILE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1979 Johnson, Maureen G. U.S. Geological Survey
Updater 01-MAR-1981 Ferns, Mark L. (Brooks, Howard C.) 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.