Tahoma Mine

Past Producer in Elmore county in Idaho, United States with commodities Gold, Silver, Copper, Lead, 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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Ownership information
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. Reporter information

Geologic information

Identification information

Deposit ID 10070028
MRDS ID W007867
MAS/MILS ID 0160390009
Record type Site
Current site name Tahoma Mine

Geographic coordinates

Geographic coordinates: -115.12953, 43.78989 (WGS84)
Elevation 1798
Relative position .75 MI SSW OF ATLANTA

Site location context

Political divisions (FIPS codes)

Elmore(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Atlanta West(quadrangle 1:24,000 scale)

Idaho City(quadrangle 1:100,000 scale)

Hailey(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

North and Middle Forks Boise(hydrologic unit)

Middle Snake-Boise(hydrologic accounting unit)

Middle Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Boise 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 Elmore

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 005N 011E 10 Idaho

Comments on the location information

  • Previous Quad Designation = Boise 1:250000; Latitude-Longitude Values Calculated From Township, Range, Section.

Commodities

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

Materials information

Materials Type of material
Miargyrite Ore
Pyrargyrite Ore
Quartz Gangue

Alteration

  • (Local) Gouge

Analytical data

Result IN 1881, 300 TONS YIELDED $100 - $150 PER TON

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Idaho Batholith-Granodiorite, Porphyritic Quartz Monzonite
    Rock description Idaho Batholith-Granodiorite, Porphyritic Quartz Monzonite
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -115.12953, 43.78989

Economic information

Geologic structures

Type of structure Local
Structure description Brecciation

Ore body information

  • General form LENSES, BUNCHES , LENTICULAR
    Strike N 50 DEG W
    Dip 80 DEG NE
    Length 1219.2M
    Width 12.19M

Controls for ore emplacement

  • Fault

Economic information about the deposit and operations

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

Mining district

District name Atlanta District Or Middle Boise District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Coronado Gold Mines, Inc.
  • Type Owner
    Owner Earl Moosman

Workings at the site

  • Type of workings Surface/Underground
    Length 975.36M

Comments on the workings information

  • Very Heavy Ground In Portions Of The Mine

Comments on development

  • 20 - Stamp Mill

Reference information

Bibliographic references

  • Deposit

    Anderson, A. L., 1939, Geology And Ore Deposits, Atlanta District Elmore Co., Idaho: Idaho Bureau Of Mines & Geol. Pam. 49, P. 64.

  • Deposit

    Idaho Dept. Of Labor And Industrial Services, July 1974-June 1975, First Annual Rept. Addendum, 95 P.

  • Deposit

    1939 Geolmap Idaho Bureau Of Mines & Geol. Pam. 49

  • Deposit

    1975 Compile Idaho Dept. Of Labor And Industrial Services, First Annual Rept. Addendum

  • Production

    Anderson, A. L., 1939, Idaho Bureau Of Mines & Geol. Pam. 49, P. 64.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-75 Steigner, William D. U.S. Geological Survey
Updater 01-AUG-76 Everett, Sandra E. U.S. Geological Survey
Reporter 10-FEB-97 Buckingham, David A. U.S. Bureau of Mines

Beyond USGS

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