Franklin D. Prospect

Occurrence in Valley county in Idaho, United States with commodities Gold, Silver, Lead
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. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. Reporter information

Geologic information

Identification information

Deposit ID 10096283
MRDS ID W013922
Record type Site
Current site name Franklin D. Prospect
Alternate or previous names In 4th of July Group
Related records 10144805

Geographic coordinates

Geographic coordinates: -115.29905, 44.66628 (WGS84)
Elevation 2469
Relative position 16 MI S OF STIBNITE

Site location context

Political divisions (FIPS codes)

Valley(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Chinook Mountain(quadrangle 1:24,000 scale)

Pistol Creek(quadrangle 1:100,000 scale)

Challis(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Middle Fork Salmon(hydrologic unit)

Salmon(hydrologic accounting unit)

Lower Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Salmon-Challis 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 Valley

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 015N 010E 06 Idaho

Comments on the location information

  • AT HEAD OF FORTY - FIVE CREEK

Commodities

Commodity Importance
Gold Primary
Silver Primary
Lead Primary

Comments on the commodity information

  • BRECCIA CONTAINS UP TO 5% ANGLESITE

Materials information

Materials Type of material
Anglesite Ore
Barite Ore
Galena Ore
Limonite Gangue
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Fe - Stained

Analytical data

Result 48 SAMPLES ASSAYED TRACE TO 2.19 OZ AU/TON, TRACE TO 11.80 OZ AG/TON. AVERAGE ALONG VEIN OF 0.88 OZ AU/TON, 4.62 OZ AG/TON.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Rock unit name Idaho Batholith-Quartz Monzonite;Dikes
    Rock description Idaho Batholith-Quartz Monzonite;Dikes
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite

Nearby scientific data

(1) -115.29905, 44.66628

Economic information

Geologic structures

Type of structure Local
Structure description Brecciation, Faulting

Ore body information

  • General form PODS, IRREGULAR
    Strike N 50 DEG W
    Dip 85 DEG NE
    Thickness 76.2M
    Length 365.76M
    Width 2.13M

Controls for ore emplacement

  • Fault

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1938
Discoverer Art Kimball

Mining district

District name Pistol Creek District

Land status

Ownership category National Forest
Area name Boise National Forest
Ownership category National Primitive Area
Area name Idaho Primitive Area

Workings at the site

  • Type of workings Surface/Underground
    Length 106.68M

Reference information

Bibliographic references

  • Deposit

    CATER, F. W., AND OTHERS, 1973, MINERAL RESOURCES OF THE IDAHO PRIMITIVE AREA AND VICINITY, IDAHO: U. S. GEOLOGICAL SURVEY BULL. 1304, 431 P.

  • Deposit

    MINOBRAS, 1975, IDAHO INDUSTRIAL MINERALS: MINOBRAS, P. 34 - 36.

  • Deposit

    1973 RECON CATER, F. W., AND OTHERS, BULL. 130

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1974 Miller, Pat J. U.S. Geological Survey

Beyond USGS

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