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Gem

Occurrence in Lane county in Oregon, United States with commodities 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. Economic information about the deposit and operations
  11. Mining district
  12. Land status
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10036356
MRDS ID M025143
Record type Site
Current site name Gem
Alternate or previous names Rico, Slide
Related records 10273982

Geographic coordinates

Geographic coordinates: -122.66059, 43.58788 (WGS84)

Site location context

Political divisions (FIPS codes)

Lane(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Fairview Peak(quadrangle 1:24,000 scale)

Oakridge(quadrangle 1:100,000 scale)

Roseburg(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Coast Fork Willamette(hydrologic unit)

Willamette(hydrologic accounting unit)

Willamette(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Umpqua 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 Lane

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 023S 001E 11 Oregon

Commodities

Commodity Importance
Gold Primary
Silver Primary

Materials information

Materials Type of material
Pyrite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Volcanic Breccia (Agglomerate)
    Rock unit name Little Butte Volcanics;Little Butte Volcanics
    Rock description Little Butte Volcanics;Little Butte Volcanics

Nearby scientific data

(1) Sedimentary and volcaniclastic rocks
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Bohemia

Land status

Ownership category Private
Area name Umpqua National Area

Ownership information

  • Type Owner
    Owner Doug Mckern
    Home office Eugene, Or.
    First year 1980

Comments on the workings information

  • 100 FT ADIT AND PROSPECT PITS

Reference information

Bibliographic references

  • Deposit

    OREGON METAL MINES HANDBOOK, 1951, ODGMI BULL. 14-D, P. 62

  • Deposit

    CALLAGHAN, E. AND BUDDINGTON, A.F., 1938, METALLIFEROUS MINERAL DEPOSITS OF THE CASCADE RANGE IN OREGON; USGS BULL. 893, P. 67

  • Deposit

    LUTTON, R.J., 1962, GEOLOGY OF THE BOHEMIA MINING DISTRICT, LANE COUNTY, OREGON; UNIV. ARIZONA PHD DISSERTATION

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1981 Ferns, Mark L. (Brooks, Howard C.) Oregon Department of Geology and Mineral Industries
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.

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