Last Chance Mine

Past Producer in Custer county in Idaho, United States with commodities Lead, Gold, Silver, Copper, 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. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10071118
MRDS ID W014342
MAS/MILS ID 0160370342
Record type Site
Current site name Last Chance Mine

Geographic coordinates

Geographic coordinates: -114.33372, 44.35049 (WGS84)
Elevation 2438
Relative position 7 MI NE OF CLAYTON

Site location context

Political divisions (FIPS codes)

Custer(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Bald Mountain(quadrangle 1:24,000 scale)

White Cloud Peaks(quadrangle 1:100,000 scale)

Challis(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

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 Custer

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 012N 018E 21,22 Idaho

Commodities

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

Materials information

Materials Type of material
Galena Ore
Tetrahedrite Ore
Barite Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Bayhorse Dolomite
    Rock description Bayhorse Dolomite
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Late Cambrian

Nearby scientific data

(1) -114.33372, 44.35049

Economic information

Geologic structures

Type of structure Local
Structure description Local Faulting

Ore body information

  • General form IRREGULAR

Controls for ore emplacement

  • Bedding - Veinlets Conform To It

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1885

Mining district

District name Bayhorse District

Land status

Ownership category National Forest
Area name Challis National Forest

Ownership information

  • Type Owner
    Owner Robert E. Muir

Reference information

Bibliographic references

  • Deposit

    Ross, C. P., 1937, Geology And Ore Deposits Of The Bay Horse Region, Custer County, Idaho: USGS Bulletin 877, 161 P

  • Deposit

    1937 Geolmap Ross, C. P., Bulletin 87

  • Production

    Ross, C. P., 1937, Geology And Ore Deposits Of The Bayhorse Region, Custer County, Idaho: USGS Bulletin 877, 161 P.

  • Deposit

    U.S. Bureau Of Mines Open-File Report MLA 6-91, 1991, Table A-3, No. 511, P. 225.

General comments

Subject category Comment text
Deposit Discovery Year: 1880's

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1976 Siefken, Robert R. (Miller, Pat) U.S. Geological Survey
Reporter 06-NOV-1992 McHugh, Edward L. U.S. Bureau of Mines

Beyond USGS

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