Confederate Star Mine

Past Producer in Elmore county in Idaho, United States with commodity Gold

Geologic information

Identification information

Deposit ID 10070041
MRDS ID W007894
MAS/MILS ID 0160390016
Record type Site
Current site name Confederate Star Mine

Geographic coordinates

Geographic coordinates: -115.30154, 43.69428 (WGS84)
Elevation 1676
Relative position 3/4 MI. WNW OF ROCKY BAR
(click for info)

Geographic areas

Country State County
United States Idaho Elmore

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 004N 010E 07,08 NESE (07) Idaho

Comments on the location information

  • On The N Side Of Bear Cr., Above The Vishnu Shaft.


Commodity Importance
Gold Primary

Materials information

Materials Type of material
Quartz Gangue


  • (Local) Oxidation

Analytical data

Result $60/TON AU AVERAGE, UP TO $350 AU/TON, 1880'S PRICES.

Host and associated rocks

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

Nearby scientific data

(1) -115.30154, 43.69428

Ore body information

  • General form LINEAR, POCKETS
    Strike N 60 DEG W
    Width 0.61M

Economic information

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Medium
Significant No
Discovery method Ore-Mineral In Place

Mining district

District name Rocky Bar District

Land status

Ownership category National Forest
Area name Boise National Forest

Comments on the production information

  • $350,000 Au By 1881

Workings at the site

  • Type of workings Underground
    Length 252.98M
    Overall depth 76.2M

Comments on development

  • Reopened Briefly In 1939

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS W007894
Idaho Geological Survey Idaho Mines and Prospects IMP HA__90
U.S. Bureau of Mines Minerals Availability System MAS 0160390016 data consolidated into this record

Bibliographic references

  • Deposit

    Anderson, A. L., 1943, Geology Of Gold - Bearing Lodes Of Rocky Bar District, Elmore Co., Idaho: Idaho Bureau Of Mines & Geol. Pam. 65, P. 2

  • Deposit

    1943 Geolmap Idaho Bureau Of Mines & Geol. Pam. 6

  • Production

    Anderson, A. L., 1943, Idaho Bureau Of Mines & Geol. Pam. 65, P. 28

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