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Grubstake

Past Producer in Jackson county in Oregon, United States with commodities Gold, Silver, Molybdenum
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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. Links to other databases
  14. Bibliographic references
  15. Reporter information

Geologic information

Identification information

Deposit ID 10032350
MRDS ID M013828
Record type Site
Current site name Grubstake
Related records 10128927

Geographic coordinates

Geographic coordinates: -122.94919, 42.01511 (WGS84)
Elevation 1341
Relative position S1/2 SW1/4, AT ABOUT 4400 FEET ELEVATION ON THE WEST BANK OF SILVER CREEK.

Site location context

Political divisions (FIPS codes)

Jackson(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Dutchman Peak(quadrangle 1:24,000 scale)

Medford(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)

Federal lands

Rogue River-Siskiyou National Forests(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Oregon Jackson

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 041S 002W 09 S OF SW Oregon

Commodities

Commodity Importance
Gold Primary
Silver Primary
Molybdenum Primary

Materials information

Materials Type of material
Molybdenite Ore
Pyrite Ore
Chlorite Gangue
Quartz Gangue
Talc Gangue

Analytical data

Result ASSAY VALUES REPORTED OF ABOUT 1 OZ/TON AU
Result 3 OZ/TON AG

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Jurassic
  • Host or associated Host
    Rock type Metamorphic Rock > Schist
    Rock unit name Condrey Mtn. Formation;Applegate Group
    Rock description Condrey Mtn. Formation;Applegate Group

Nearby scientific data

(1) -122.94919, 42.01511
ListMap

Economic information

Comments on the geologic information

  • PROSPECT IS LOCATED NEAR THE BASE OF A THRUST FAULT CONTACT BETWEEN AMPHIBOLITE-FACIES APPLEGATE GROUP ROCKS AND UNDERLYING GREENSCHISTS. ; GEOL.DESC: COUNTRY ROCKS ARE PRE-TRIASSIC SCHIST WITH FOLIATIONS STRIKING ABOUT N. 70 DEG. AND DIPPING 30 DEG. TO 40 DEG. NW.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name Upper Applegate

Land status

Ownership category
Area name Rogue River National Forest

Comments on the workings information

  • ADITS TOTAL 300 FT

Reference information

Bibliographic references

  • Deposit

    BROOKS, H.C. AND RAMP, L., 1968, GOLD AND SILVER IN OREGON; ODGM: BULL. 61, P. 255

  • Deposit

    OREGON METAL MINES HANDBOOK, 1943, ODGMI BULL. 14-C, VOL. 2, SEC. 2, P. 163

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1974 Lee, W U.S. Geological Survey
Updater 01-DEC-1980 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

Maps centered on this site