Benton

Past Producer in Josephine county in Oregon, United States with commodities Gold, Silver, Copper, Zinc, Molybdenum
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 10042744
MRDS ID M060704
Record type Site
Current site name Benton
Related records 10225963

Geographic coordinates

Geographic coordinates: -123.62949, 42.67621 (WGS84)
Elevation 335

Site location context

Political divisions (FIPS codes)

Josephine(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Bunker Creek(quadrangle 1:24,000 scale)

Canyonville(quadrangle 1:100,000 scale)

Medford(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Rogue(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 033S 008W 22 SW OF SE Oregon

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Tertiary
Zinc Critical Tertiary
Molybdenum Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Gold Ore
Marcasite Ore
Molybdenite Ore
Pyrite Ore
Sphalerite Ore
Chlorite Gangue
Magnetite Gangue
Quartz Gangue
Sericite Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Ophiolite
    Rock description Ophiolite
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
  • Host or associated Associated
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Hornblendite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Rogue Volcanics;Dothan
    Rock description Rogue Volcanics;Dothan

Nearby scientific data

(1) -123.62949, 42.67621

Economic information

Geologic structures

Type of structure Local
Structure description Tension Cracks

Ore body information

  • General form LENS
    Plunge 45
    Plunge direction SOUTH

Comments on the geologic information

  • MINERALIZATION IS ADJACENT TO A MAJOR THRUST FAULT WHICH HAS BEEN COMPLEXLY INTRUDED BY BODIES OF DIORITE, GABBRO, AND SERPENTINE ; GEOL.DESC: GREENSTONE IN CONTACT WITH QUARTZ DIORITE

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years 1935 -1942

Mining district

District name Mt. Reuben

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Benton Resources (Us), Ltd

Production statistics

  • Year 1942
    Period 1935-1942
    Material ORE
    Description Cp_Grade: ^0.22-0.35 Au, 0.01 Ag
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Gold Gold 8g/mt
    Ore Silver Silver 0wt-pct

Comments on the production information

  • LARGEST MINE IN SOUTHWEST OREGON DURING THIS PERIOD

Comments on the workings information

  • ADITS TO 1020 LEVEL RAISES LARGEST MINE IN SOUTHWEST OREGON DURING THIS PERIOD

Reference information

Bibliographic references

  • Deposit

    RAMP, L. AND PETERSON, N.V., 1979, GEOLOGY AND MINERAL RESOURCES OF JOSEPHINE COUNTY, OREGON; ODGMI BULL. 100, P.27.

  • Deposit

    BROOKS, H.C. AND RAMP, L., 1968, GOLD AND SILVER IN OREGON; ODGMI BULL. 61, P.207

  • Deposit

    OREGON METAL MINES HANDBOOK, 1942, ODGMI BULL. 14-C, VOL. 2, SEC. 1, P.26

  • Deposit

    YOUNGBERG, E.A., 1947, MINES AND PROSPECTS OF THE MOUNT REUBEN MINING DISTRICT, JOSEPHINE COUNTY, OREGON; ODGMI BULL. 34, P.31

  • Production

    USBM

General comments

Subject category Comment text
Deposit RECORD NUMBER (M013313) HAS BEEN MERGED WITH THIS RECORD AND DELETED FROM THE OREGON FILE.
Deposit LENS CONTAIN MARGINAL ORE WITH LOCALIZED BODIES OF HIGH GRADE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1979 Johnson, Maureen G. U.S. Geological Survey
Updater 01-FEB-1981 Smith, Roscoe M. And 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.

External references