Fraction Claim Prospect

Prospect in Custer county in Idaho, United States with commodities Silver, Lead, Gold, Zinc, Copper
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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Reserves and resources
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. Reporter information

Geologic information

Identification information

Deposit ID 10096255
MRDS ID W013615
MAS/MILS ID 0160370721
Record type Site
Current site name Fraction Claim Prospect

Geographic coordinates

Geographic coordinates: -114.63762, 43.99959 (WGS84)
Elevation 2865
Relative position 8.75 MI N OF GALENA, ID.

Site location context

Political divisions (FIPS codes)

Custer(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Horton Peak(quadrangle 1:24,000 scale)

Sun Valley(quadrangle 1:100,000 scale)

Hailey(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Salmon(hydrologic unit)

Salmon(hydrologic accounting unit)

Lower Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Sawtooth 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 Idaho Custer

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 008N 015E 24 Idaho

Comments on the location information

  • N. Face of Bible Back Mtn.

Commodities

Commodity Importance
Silver Primary
Lead Primary
Gold Secondary
Zinc Critical Secondary
Copper Tertiary

Materials information

Materials Type of material
Calcite Gangue
Quartz Gangue

Alteration

  • (Local) Silicified

Analytical data

Result ONE SAMPLE ASSAYED 14.6 OZ AG/TON, 0.01 OZ AU/TON. SAMPLES TAKEN ACROSS SHEAR ZONE AVERAGED 0.02 OZ AU/TON, 5.8 OZ AG/TON, 3.38% PB, 0.08% CU, AND 1.63% ZN.

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Wood River Formation-Quartzite
    Rock description Wood River Form.-Quartzite
    Stratigraphic age (youngest) Late Permian
    Stratigraphic age (youngest) Late Permian

Nearby scientific data

(1) -114.63762, 43.99959

Economic information

Ore body information

  • Strike NW
    Dip 60 DEG SW
    Thickness 0.91M
    Length 58.52M

Controls for ore emplacement

  • Brecciated, Fracture, Shear Zone

Comments on the geologic information

  • Shear Zone Extends Through Rock Slide No. 1 Claim.

Economic information about the deposit and operations

Operation type Underground
Development status Prospect
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1883

Mining district

District name Germania Creek District

Land status

Ownership category National Forest
Area name Sawtooth National Forest

Reserves and resources

  • Type In-situ
    Estimate year 1974
    Commodity Subtype Grade units Group Importance Year
    Gold Au 0.622 g/mt Gold Major 1974

Workings at the site

  • Type of workings Underground
    Length 67.06M
    Overall depth 15.24M

Comments on the workings information

  • 3 Adits and An Inclined Shaft.

Comments on development

  • Patented In 1897

Reference information

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1976 Murphy, Lyn S.; Miller, Pat U.S. Geological Survey
Reporter 01-JUL-1992 Ridenour, James U.S. Bureau of Mines

Beyond USGS

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