Prospect

Occurrence in Gem county in Idaho, United States with commodities Gold, Silver, Zinc
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. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10089049
MRDS ID W007896
Record type Site
Current site name Prospect

Geographic coordinates

Geographic coordinates: -116.33567, 43.86017 (WGS84)
Elevation 1204
Relative position 1/2 MI. W. OF PEARL, IDAHO.

Site location context

Political divisions (FIPS codes)

Gem(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Pearl(quadrangle 1:24,000 scale)

Boise(quadrangle 1:100,000 scale)

Boise(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Boise(hydrologic unit)

Middle Snake-Boise(hydrologic accounting unit)

Middle Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Idaho Gem

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 006N 001E 15 Idaho

Comments on the location information

  • ON THE N. SIDE OF WILLOW CR.

Commodities

Commodity Importance
Gold Tertiary
Silver Tertiary
Zinc Critical Tertiary

Materials information

Materials Type of material
Sphalerite Ore
Pyrite Gangue
Quartz Gangue

Analytical data

Result 12 - 120 OZ AG/TON, 0.29 - 0.5 OZ AU/TON

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Rhyolite And Dacite Porphyries;Idaho Batholith-Quartz Diorite
    Rock description Rhyolite And Dacite Porphyries;Idaho Batholith-Quartz Diorite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Miocene
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -116.33567, 43.86017

Economic information

Ore body information

  • General form STRINGERS AND SEAMS
    Strike N 80 DEG W
    Dip 40 DEG N
    Thickness 0.91M

Controls for ore emplacement

  • Shear Zone

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name West View District

Land status

Ownership category Private

Comments on the workings information

  • SHORT TUNNEL AND OPEN CUTS

Reference information

Bibliographic references

  • Deposit

    ANDERSON, ALFRED L., 1934, GEOLOGY OF THE PEARL - HORSESHOE BEND GOLD BELT, IDAHO: IDAHO BUREAU OF MINES & GEOL. PAMPHLET 41, P. 3

  • Deposit

    1934 GEOLMAP IDAHO BUREAU OF MINES & GEOL. PAM. 4

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1975 Steigner, William D. U.S. Geological Survey

Beyond USGS

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