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  3. Mineral Resource Data System (MRDS)

Commonwealth Mine

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

Geologic information

Identification information

Deposit ID 10070010
MRDS ID W007843
MAS/MILS ID 0160390023
Record type Site
Current site name Commonwealth Mine
Alternate or previous names Hunter #1 and #2

Geographic coordinates

Geographic coordinates: -115.27704, 43.69958 (WGS84)
Elevation 1829
Relative position 1 MI NNE OF ROCKY BAR

Site location context

Political divisions (FIPS codes)

Elmore(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Rocky Bar(quadrangle 1:24,000 scale)

Idaho City(quadrangle 1:100,000 scale)

Hailey(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

South Fork 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 004N 010E 09 NENW Idaho

Comments on the location information

  • On The East Side Of Blake'S Gulch

Commodities

Commodity Importance
Gold Primary
Lead Tertiary
Zinc Critical Tertiary
Silver Tertiary

Materials information

Materials Type of material
Galena Ore
Sphalerite Ore
Pyrite Gangue
Quartz Gangue

Analytical data

Result SOME ORE CONTAINED 3 OZ AU/TON

Host and associated rocks

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

Nearby scientific data

(1) -115.27704, 43.69958
ListMap

Economic information

Ore body information

  • General form STRINGERS, LENSES, BUNCHES
    Strike N 80 DEG W
    Dip 50 DEG N
    Thickness 0.3M
    Length 3.05M
    Width 0.91M

Controls for ore emplacement

  • Fractures

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 Rocky Bar District

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Blake'S Gulch Mining Co.

Workings at the site

  • Type of workings Surface/Underground
    Length 12.19M
    Overall depth 9.14M

Comments on the workings information

  • Older Workings Probably Would Add To The Reported Depth And Length Of The Underground Workings.

Reference information

Bibliographic references

  • Deposit

    Anderson, A. L., 1943, Geology Of Gold - Bearing Deposits Of Rocky Bar District, Elmore Co., Idaho: Idaho Bureau Of Mines & Geol. Pam. 65, P. 31

  • Production

    Anderson, A. L., 1943, Idaho Bureau Of Mines & Geol. Pam. 65, P. 31

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1975 Steigner, William D. U.S. Geological Survey
Updater 01-SEP-1976 Siefken, Robert R. U.S. Geological Survey
Reporter 13-MAR-1995 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.

Maps centered on this site