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South Mountain Pegmatites

Occurrence in Cassia county in Idaho, United States with commodity Feldspar
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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. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10070319
MRDS ID W013170
Record type Site
Current site name South Mountain Pegmatites

Geographic coordinates

Geographic coordinates: -113.8386, 42.035 (WGS84)
Elevation 1829
Relative position 10 MI. S. OF OAKLEY

Site location context

Political divisions (FIPS codes)

Cassia(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Lyman Pass(quadrangle 1:24,000 scale)

Oakley(quadrangle 1:100,000 scale)

Pocatello(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Raft(hydrologic unit)

Upper Snake(hydrologic accounting unit)

Upper Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Idaho Cassia

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 015S 022E 22 Idaho

Comments on the location information

  • ON MIDDLE MOUNTAIN, LOCALLY KNOWN AS SOUTH MOUNTAIN

Commodities

Commodity Importance
Feldspar Primary

Materials information

Materials Type of material
Pegmatite Ore
Muscovite Gangue
Quartz Gangue

Analytical data

Result OLIGOCLASE, APPROACHING ALBITE IN COMPOSITION.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Cassia Batholith-Granite
    Rock description Cassia Batholith-Granite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -113.8386, 42.035
ListMap

Economic information

Ore body information

  • General form SEAMS, PODS
    Width 15.24M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic
Deposit size Small
Significant No

Mining district

District name Goose Creek District

Land status

Ownership category Private

Comments on development

  • ECON.COM: FELDSPAR COULD NOT BE COBBED FREE OF DISSEMINATED GARNET THAT IT CONTAINS.

Reference information

Bibliographic references

  • Deposit

    FRYKLUND, F. C., JR., 1951, A RECONNAISSANCE OF SOME IDAHO FELDSPAR DEPOSITS: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 91, P. 17 - 18

  • Deposit

    1951 RECON ID. BUREAU OF MINES & GEOL. PAMPHLET 9

Reporter information

Type Date Name Affiliation Comment
Reporter 1976-07-01 Matthews, John Y.; Miller, Pat U.S. Geological Survey

Beyond USGS

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

Maps centered on this site