Sierra Gulch Placer

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 10089245
MRDS ID W015046
MAS/MILS ID 0160590722
Record type Site
Current site name Sierra Gulch Placer

Geographic coordinates

Geographic coordinates: -114.03842, 45.26429 (WGS84)
Elevation 2347
Relative position 4 MI NE OF LEESBURG

Site location context

Political divisions (FIPS codes)

Lemhi(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Napoleon Hill(quadrangle 1:24,000 scale)

Bighorn Crags(quadrangle 1:100,000 scale)

Elk City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Salmon-Panther(hydrologic unit)

Salmon(hydrologic accounting unit)

Lower Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Salmon-Challis 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 Lemhi

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 022N 020E 01 Idaho

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore

Analytical data

Result GRAVEL YIELDED $1.25 - $1.50/CY OF 940 FINE AU

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel
    Rock unit name Gravel
    Rock description Gravel
    Stratigraphic age (youngest) Holocene
    Stratigraphic age (youngest) Holocene

Nearby scientific data

(1) -114.03842, 45.26429

Economic information

Ore body information

  • Length 1609.3M
    Width 60.96M
    Depth to bottom 1.83M

Economic information about the deposit and operations

Operation type Placer
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1938

Mining district

District name Mackinaw District

Land status

Ownership category National Forest
Area name Salmon National Forest
Ownership category National Primitive Area
Area name Idaho Primitive Area

Ownership information

  • Type Operator
    Owner J. W. Pendleton, C. E. Lee
  • Type Owner
    Owner J. W. Pendleton

Workings at the site

  • Type of workings Surface
    Overall length 1609.3M

Comments on development

  • 1 Mile Placered

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    Elk City Quad, IBMG 1982 Mine And Prospect Map Series, V.E. Mitchell, Et. Al.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1976 Siefken, Robert R. (Miller, Pat) 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.