Kirtley Creek Placers

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

Geologic information

Identification information

Deposit ID 10089162
MRDS ID W013359
MAS/MILS ID 0160590173
Record type Site
Current site name Kirtley Creek Placers
Alternate or previous names Washington Iron Works, Hagel Ranch Ground

Geographic coordinates

Geographic coordinates: -113.7858, 45.2033 (WGS84)
Elevation 1524
Relative position 5 MI NE OF SALMON

Site location context

Political divisions (FIPS codes)

Lemhi(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

East of Salmon(quadrangle 1:24,000 scale)

Salmon(quadrangle 1:100,000 scale)

Dillon(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lemhi(hydrologic unit)

Salmon(hydrologic accounting unit)

Lower Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Idaho Lemhi

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 022N 022E 30,36,31 Idaho

Comments on the location information

  • Placers extend 1 1/2 to 6 mi above mouth of Kirtley Creek

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore
Ilmenite Gangue
Magnetite Gangue

Analytical data

Result RECOVERY OF 8-10 CENTS/CY AT $20/OZ

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Alluvium

Nearby scientific data

(1) Alluvial deposits.

Economic information

Ore body information

  • Thickness 5.18M
    Length 11265.1M
    Width 914.4M

Economic information about the deposit and operations

Operation type Placer
Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name Kirtley Creek District

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Kirtley Creek Gold Dredging Co.

Comments on the production information

  • Once largest placer Au producer in Lemhi Co.

Workings at the site

  • Type of workings Surface
    Area 161.88HA
    Overall width 304.8M

Comments on the workings information

  • Mined width varies from 200 to 3000 feet.

Comments on development

  • Hydraulic mining 1890 to 1894; Dredged 1911 - 1918. On W. side of creek. Dredge handles 100,000 Cu. yds of gravel/month.

Reference information

Bibliographic references

  • Deposit

    Anderson, A. L., 1956, Geology And Mineral Resources Of The Salmon Quadrangle, Lemhi County, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 106, 102 P.

  • Deposit

    Lorain, S. H., And Metzger, O. H., 1939, Reconnaissance Of Placer Mining Districts In Lemhi County, Idaho: U.S. Bureau Of Mines Inf. Circ. 7082, 81 P.

  • Deposit

    Umpleby, J. B., 1913, Geology And Ore Deposits Of Lemhi County, Idaho: U.S. Geological Survey Bulletin 528, 82 P.

  • Deposit

    Bell, R. N., 1913, Fourteenth Annual Report Of The Mining Industry Of Idaho For The Year 1912, P. 132.

  • Deposit

    Stinson, Melvin C., 1950, Mineralogy Of The Heavy Minerals From Some Placers Of Central Idaho: Moscow, Idaho, Univ. Of Idaho, Ms Thesis, 61 P.

  • Deposit

    1913 Compile Idaho Mine Inspector's Annual Report For 1912

  • Deposit

    1913 Geolmap Umpleby; Bulletin 528

  • Deposit

    1939 Recon U.S. Bureau Of Mines Inf. Circ. 7082

  • Deposit

    1956 Geolmap Idaho Bureau Of Mines And Geology Pamphlet 106

  • Production

    D.W. Peters, Salmon National Forest

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1974 Miller, Pat J. U.S. Geological Survey
Updater 01-APR-1980 Loen, Jeffrey S. (Pearson, Robert C.) U.S. Geological Survey
Reporter 14-NOV-1983 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.