Homestake prospect group

Prospect in Carbon county in Wyoming, United States with commodities Copper, Gold, Silver
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. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Workings at the site
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10400292
MRDS ID W900417
Record type Deposit
Current site name Homestake prospect group

Geographic coordinates

Geographic coordinates: -107.01306, 41.00917 (WGS84)

Site location context

Political divisions (FIPS codes)

Carbon(county)

Wyoming(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Fletcher Peak(quadrangle 1:24,000 scale)

Baggs(quadrangle 1:100,000 scale)

Rawlins(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Little Snake(hydrologic unit)

White-Yampa(hydrologic accounting unit)

White-Yampa(hydrologic subregion)

Upper Colorado(hydrologic region)

Federal lands

Medicine Bow-Routt 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 Wyoming Carbon

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 12N 86W 2015-11-14T00:00:00.000 Wyoming

Comments on the location information

  • centroid of group of patented claims includes numerous claims and workings includes Independence, Anaconda; location within group not known,

Commodities

Commodity Importance
Copper Primary
Gold Secondary
Silver Secondary

Materials information

Materials Type of material
Chalcopyrite Ore

Analytical data

Result Cu 19%, with some gold and silver (Pease, 1905)

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Paleoproterozoic
    Stratigraphic age (oldest) Paleoproterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Sierra Madre Granite
    Stratigraphic age (youngest) Paleoproterozoic
    Stratigraphic age (oldest) Paleoproterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Gabbro
    Rock unit name Gabbro of Elkhorn Mountain
    Stratigraphic age (youngest) Paleoproterozoic
    Stratigraphic age (oldest) Paleoproterozoic

Nearby scientific data

(1) -107.01306, 41.00917

Economic information

Geologic structures

Type of structure Local
Structure name NE trending fault crosses the properties

Economic information about the deposit and operations

Operation type Underground
Development status Prospect
Commodity type Metallic
Significant No
Discovery year 1906

Mining district

District name Encampment District

Land status

Ownership category Private
Area name Patented claims.

Workings at the site

  • Type of workings Underground
    Name of workings tunnel
    Length 12.19M

Reference information

Bibliographic references

  • Deposit

    Hausel, 1997, Copper, lead, zinc, molybdenum, and associated metal deposits of Wyoming: Wyoming State Geological Survey Bull. 70, p. 171.

General comments

Subject category Comment text
Deposit 3 ft wide vein in chalcopyrite-bearing diorite; 19% CU came from 6 in streak on hanging wall of vein

Reporter information

Type Date Name Affiliation Comment
Reporter 2009-02-03 Wilson, Anna B. U.S. Geological Survey

Beyond USGS

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