Confidence Group

Past Producer in Lemhi county in Idaho, United States with commodities Gold, Silver, Copper, 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. 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 10070425
MRDS ID W013356
MAS/MILS ID 0160590170
Record type Site
Current site name Confidence Group
Alternate or previous names White Horse Mine, Tin Day, Searchlight

Geographic coordinates

Geographic coordinates: -113.69261, 45.25799 (WGS84)
Elevation 2682
Relative position 11.3 MI N62E OF SALMON

Site location context

Political divisions (FIPS codes)

Lemhi(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Homer Youngs Peak(quadrangle 1:24,000 scale)

Salmon(quadrangle 1:100,000 scale)

Dillon(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lemhi(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 Lemhi

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 022N 023E 02, 11 N2NE (11) Idaho

Comments on the location information

  • In Cirque At Head Of Canyon Of S. Fk. Kirtley Creek ; Info From Land.St :(1978)

Commodities

Commodity Importance
Gold Primary
Silver Secondary
Copper Secondary
Lead Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Malachite Ore
Silver Ore
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Oxidation

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Yellowjacket Formation
    Rock description Yellowjacket
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -113.69261, 45.25799

Economic information

Ore body information

  • General form LENSE, IRREGULAR
    Strike NORTH - SOUTH
    Dip 35 W
    Width 2.13M

Controls for ore emplacement

  • Fracture

Comments on the geologic information

  • Original alteration entry:
    Local - Oxidation
  • Original ore control entry:
    Complex Fracture Zone

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1899

Mining district

District name Kirtley Creek District

Land status

Ownership category National Forest
Area name Salmon National Forest

Ownership information

  • Type Operator
    Owner Tin Doy Mining Co.
  • Type Owner
    Owner White Horse Co.

Comments on the production information

  • Most Of The Production Was In 1907 - 1915 And From The White Horse.

Comments on development

  • Arrastra, 5 - Stamp Mill. Some Ore Amalgamated In 1915. 1905 - White Horse And Confidence Mines Merged ; Econ.Com: High Altitude

Reference information

Bibliographic references

  • Deposit

    Anderson, A. L., 1957, Geology And Mineral Resources Of The Baker Quadrangle, Lemhi County, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 112, 71 P.

  • Production

    Anderson, A. L., 1957, Idaho Bureau Of Mines And Geology Pamphlet 112, 71 P.

  • Deposit

    MacKenzie, Wayne O., 1949, Geology And Ore Deposits Of A Section Of The Beaverhead Range, East Of Salmon, Lemhi County, Idaho: Moscow, Idaho, Univ. Of Idaho, M.S. Thesis, 52 P.

  • Deposit

    Bell, Robert N., 1906, Seventh Annual Report Of The Mining Industry Of Idaho For The Year 1905, P. 89

  • Deposit

    Umpleby, J. B., 1913, Geology And Ore Deposits Of Lemhi County, Idaho: USGS Bulletin 528, 82 P.

General comments

Subject category Comment text
Deposit 2 Fissure Veins. Ore In Stringers, Seams, Bunches

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1974 Miller, Pat J. U.S. Geological Survey
Updater 01-MAR-1983 Loen, Jeffrey S. (Pearson, Robert C.) U.S. Geological Survey
Reporter 14-NOV-1983 Western Field Operations Center (WFOC) U.S. Bureau of Mines

Beyond USGS

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