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Elkhorn Bar

Past Producer in Idaho county in Idaho, United States with commodities Gold, Garnet, Iron, Titanium
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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. Economic information about the deposit and operations
  11. Mining district
  12. Land status
  13. Ownership information
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10071468
MRDS ID W014876
MAS/MILS ID 0160490254
Record type Site
Current site name Elkhorn Bar

Geographic coordinates

Geographic coordinates: -114.92178, 45.44877 (WGS84)
Elevation 823
Relative position 10 MI N OF COLD MEADOWS AIR STRIP

Site location context

Political divisions (FIPS codes)

Idaho(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Devils Teeth Rapids(quadrangle 1:24,000 scale)

Bighorn Crags(quadrangle 1:100,000 scale)

Elk City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Salmon-Chamberlain(hydrologic unit)

Salmon(hydrologic accounting unit)

Lower Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Payette National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Frank Church-River of No Return Wilderness(Wilderness)

Wilderness FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Idaho Idaho

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 024N 012E 01 NWNESE Idaho

Commodities

Commodity Importance
Gold Primary
Garnet Tertiary
Iron Tertiary
Titanium Critical Tertiary

Comments on the commodity information

  • Ten Pit Samples Contained Less Than 1 Cent Gold Per Cubic Meter And Ave. 0.83 Kg Per Cubic Meter Of Recoverable Black Sands.

Materials information

Materials Type of material
Gold Ore
Ilmenite Ore
Magnetite Ore
Rutile Ore
Zircon Ore
Apatite Gangue
Biotite Gangue
Feldspar Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Sand and Gravel
    Rock unit name Alluvium-Sand And Gravel;Pre Belt-Gneiss, Schist
    Rock description Alluvium-Sand And Gravel;Pre Belt-Gneiss, Schist
    Stratigraphic age (youngest) Holocene

Nearby scientific data

(1) -114.92178, 45.44877
ListMap

Economic information

Comments on the geologic information

  • Upper Half Of Bar Low Terrace 2 - 3 Ft. Above River; Down River Half Is Flat Alluvial Terrace 25 - 30 Ft. Above River.

Economic information about the deposit and operations

Operation type Placer
Development status Past Producer
Commodity type Both
Deposit size Small
Significant No

Mining district

District name Salmon River Breaks Primitive Area

Land status

Ownership category National Forest
Area name Bitterroot National Forest

Ownership information

  • Type Owner
    Owner U.S. Forest Service
    Home office Idaho
    First year 1972

Comments on the ownership information

  • USFS Ownership Represents Those Lands Administratively Withdrawn By The Us Forest Service From Mineral Entry.

Comments on the production information

  • Evidence Of Old Placer Workings Exists

Workings at the site

  • Type of workings Surface
    Overall length 3.66M
    Overall width 1.22M

Comments on the workings information

  • Old Test Pit Described Above Was 6 Ft Deep; 2 More Pits And 3 Trenches Were Dug

Reference information

Bibliographic references

  • Deposit

    Weis, P. L., Schmitt, L. J., And Tuchek, E. T., 1972, Mineral Resources Of The Salmon River Breaks Primitive Area, Idaho: USGS Bull 1353-C,P 40 - 4

  • Production

    Weis, P. L., Schmitt, L. J., & Tuchek, E. T., 1972, USGS Bulletin 1353-C, P 36

  • Deposit

    IBMG Mines And Prospects Of The Elk City Quad, V.E. Mitchell Et. Al.

General comments

Subject category Comment text
Deposit Elkhorn Bar Extends 4.5 Acres Along The North Bank Of The Salmon River At The Mouth Of Elkhorn Creek Two Test Pits And Three Trenches Were Dug On This Bar; None Reached Bedrock.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1976 Duncan, Daniel G. (Miller, Pat) U.S. Geological Survey
Reporter 25-NOV-1983 Western Field Operations Center (WFOC) U.S. Bureau of Mines
Reporter 13-OCT-1990 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