Tunnel Group Mine

Past Producer in Owyhee county in Idaho, United States with commodities Silver, Lead, Gold, Zinc, Copper
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. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10069927
MRDS ID W007713
Record type Site
Current site name Tunnel Group Mine
Alternate or previous names Parts of Washington, Idaho, Oregon Claims. All of New York, Vermont, Maine Claims
Related records 10169394

Geographic coordinates

Geographic coordinates: -116.93067, 42.76178 (WGS84)
Elevation 2042
Relative position 20.5 MI SSW OF SILVER CITY

Site location context

Political divisions (FIPS codes)

Owyhee(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Williams Creek(quadrangle 1:24,000 scale)

Triangle(quadrangle 1:100,000 scale)

Jordan Valley(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Jordan(hydrologic unit)

Middle Snake-Boise(hydrologic accounting unit)

Middle Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management ID)

Bureau of Land Management ID BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Idaho Owyhee

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 008S 005W 04 Idaho

Comments on the location information

  • N. OF WESSELS CREEK

Commodities

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

Materials information

Materials Type of material
Anglesite Ore
Bindheimite Ore
Bornite Ore
Calamine Ore
Chalcocite Ore
Chalcopyrite Ore
Chrysocolla Ore
Copper Ore
Galena Ore
Gold Ore
Linarite Ore
Smithsonite Ore
Sphalerite Ore
Tetrahedrite Ore
Calcite Gangue
Hematite Gangue
Limonite Gangue
Pyrite Gangue
Pyrrhotite Gangue
Quartz Gangue

Alteration

  • (Local) Oxidation

Analytical data

Result DUMP SAMPLES ASSAYED 0.32 OZ. AU, 9.6 OZ. AG, AND 4% PB.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Basalt Unit-Basalt;Silver City Granite-Granodiorite
    Rock description Basalt Unit-Basalt;Silver City Granite-Granodiorite
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Metamorphic Rock > Schist
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Al Limestone, Limestone
    Rock description Al Lst, Lst

Nearby scientific data

(1) Metasedimentary rocks.

Economic information

Ore body information

  • General form IRREGULAR
    Strike NE
    Dip 47 DEG NW
    Thickness 1.52M

Comments on the geologic information

  • AGE OF LIMESTONE AND SCHIST IS UNKNOWN, PRE CRET

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1868

Mining district

District name South Mountain District

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner-Operator
    Owner Vida Consolidated Mines
    First year 1926

Comments on development

  • PATENTED CLAIMS

Reference information

Bibliographic references

  • Deposit

    SORENSON, R. E., 1927, THE GEOLOGY AND ORE DEPOSITS OF THE SOUTH MOUNTAIN MINING DISTRICT, OWYHEE COUNTY, IDAHO: IDAHO BUREAU OF MINES AND GEOL. PAMPHLET 22, 47 P

  • Deposit

    1927 GEOLMAP IDAHO BUREAU OF MINES & GEOL. PAMPHLET 2

General comments

Subject category Comment text
Deposit DIORITE IS MEDIUM GRAINED, GRAY, WITH AN EXCESS OF HORNBLENDE OVER BIOTITE. THE LIMESTONE IS WHITE, BLOCKY AND MARBLEIZED, WITH STREAKS OF BLACK SILICA.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1975 Miller, Pat J. U.S. Geological Survey

Beyond USGS

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