Purple Spar No. 2 Lode

Occurrence in Lemhi county in Idaho, United States with commodity Fluorine-Fluorite
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. Mineral rights holdings
  16. Land status
  17. Links to other databases
  18. Bibliographic references
  19. Reporter information

Geologic information

Identification information

Deposit ID 10071034
MRDS ID W014224
MAS/MILS ID 0160590375
Record type Site
Current site name Purple Spar No. 2 Lode

Geographic coordinates

Geographic coordinates: -114.53703, 44.84908 (WGS84)
Elevation 1798
Relative position 28 MI NW OF ELLIS

Site location context

Political divisions (FIPS codes)

Lemhi(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Meyers Cove(quadrangle 1:24,000 scale)

Challis(quadrangle 1:100,000 scale)

Challis(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower 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)

Frank Church-River of No Return Wilderness(Wilderness)

Wilderness FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Idaho Lemhi

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 018N 016E 36 NWNW Idaho

Commodities

Commodity Importance
Fluorine-Fluorite Critical Primary

Materials information

Materials Type of material
Fluorite Ore
Quartz Unknown

Alteration

  • (Local) Silicification

Analytical data

Result RANDOM SAMPLES AVE 40 - 50 % CAF2

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Rock unit name Rhyolite Porphyry
    Rock description Rhyolite Porphyry
    Stratigraphic age (youngest) Miocene
    Stratigraphic age (youngest) Miocene
    Stratigraphic age (youngest) Miocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite

Nearby scientific data

(1) -114.53703, 44.84908

Economic information

Ore body information

  • Strike N 20 DEG E
    Dip 90 DEG
    Length 6.1M
    Width 1.52M

Controls for ore emplacement

  • Fractures
  • Faulting

Comments on the geologic information

  • Original ore control entry:
    Fractures

Economic information about the deposit and operations

Operation type Underground
Development status Occurrence
Commodity type Non-metallic
Deposit size Small
Significant No
Discovery year 1944

Mining district

District name Gravel Range District

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category National Forest
Area name Challis National Forest

Comments on the reserve resource information

  • 1-77 Has Minor Resource Potential

Reference information

Bibliographic references

  • Deposit

    Cox, D. C., 1954, Fluorspar Deposits Near Meyers Cove, Lemhi County, Idaho: USGS Bulletin 1015-A, 21 P.

  • Deposit

    Anderson, A. L., 1954, Fluorspar Deposits Near Meyers Cove, Lemhi County, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 98, 34 P.

  • Deposit

    Anderson, A. L., 1943, Idaho Bureau Of Mines And Geology Pamphlet 62, 20 P

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1976 Siefken, Robert R. (Miller, Pat) U.S. Geological Survey
Reporter 13-FEB-1987 Kauffman, John D. U.S. Bureau of Mines

Beyond USGS

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