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  3. Mineral Resource Data System (MRDS)

Bilk Gulch Placer

Past Producer in Bonneville county in Idaho, United States with commodities Gold, Platinum
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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. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10073285
MRDS ID W019287
Record type Site
Current site name Bilk Gulch Placer
Alternate or previous names Caribou City

Geographic coordinates

Geographic coordinates: -111.2725, 43.10432 (WGS84)
Elevation 2073
Location accuracy 1000(meters)
Relative position 3.25 MI EAST-SOUTHEAST OF KEENAN CITY, BETWEEN KEENAN CITY AND CARIBOU CITY, Est Imated Along Bilk Gulch

Site location context

Political divisions (FIPS codes)

Bonneville(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Caribou Mountain(quadrangle 1:24,000 scale)

Palisades(quadrangle 1:100,000 scale)

Driggs(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Palisades(hydrologic unit)

Snake Headwaters(hydrologic accounting unit)

Upper Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Caribou-Targhee 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 Bonneville

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 003S;004S 044E;044E 35;02 Idaho

Comments on the location information

  • IN CARIBOU NATIONAL FOREST. LOCATION GIVEN IS AT TRAIL CROSSING OF BILK GULCH NORTH OF CARIBOU CITY SITE. THERE ARE PROSPECTS AT THE HEAD OF BILK GULCH

Commodities

Commodity Importance
Gold Primary
Platinum Critical Tertiary

Comments on the commodity information

  • UNABLE TO FIND SOURCE OF PT DATA (1990); SOURCE MAY BE 1975 REFERENCE, WHICH COULD NOT BE FOUND.

Materials information

Materials Type of material
Gold Ore
Platinum Ore

Mineral occurrence model information

Model code 119
USGS model code 39a
Deposit model name Placer Au-PGE
Mark3 model number 54

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Syenite
    Stratigraphic age (youngest) Holocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Monzonite
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel
    Rock unit name Alluvium-Gravel;Wayan Formation-Sandstone, Shale, Limestone
    Rock description Alluvium-Gravel;Wayan Formation-Sandstone, Shale, Limestone

Nearby scientific data

(1) -111.2725, 43.10432
ListMap

Economic information

Ore body information

  • General form STREAM SEDIMENT DEPOSITS
    Length 8046.5M

Controls for ore emplacement

  • Stream Hydraulics

Comments on the geologic information

  • BEDROCK IS SEDIMENTARY ROCKS; ALKALINE ROCKS LIE TO SOUTHWEST AND SUPPLY SEDIMENT TO BILK GULCH DRAINAGE

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1870
Discoverer Jesse Fairchilds, F. Mccoy, F.S. Babcock

Mining district

District name Mount Pisgah District

Land status

Ownership category National Forest
Area name Caribou National Forest

Ownership information

  • Type Operator
    Owner Mi Oro Co.

Comments on the production information

  • AN ESTIMATED $50 MILLION WAS PRODUCED IN THE 1880'S AND 1890'S, BUT PRODUCTION WAS MORE LIKELY $250,000/YR FOR SEVERAL YEARS.

Comments on the reserve resource information

  • THERE IS NOT LIKELY TO BE MUCH PLACER ORE LEFT IN AREA

Comments on the workings information

  • MOSTLY SLUICING AND HYDRAULICKING, SOME DREDGING ATTEMPTED

Reference information

Bibliographic references

  • Deposit

    SAVAGE, C.N., 1961, GEOLOGY AND MINERAL RESOURCES OF BONNEVILLE COUNTY: IDAHO BUREAU OF MINES AND GEOLOGY COUNTY REPORT 5, P. 27, 37-39.

  • Deposit

    IDAHO DEPARTMENT OF LABOR AND INDUSTRIAL SERVICES, 1975, FIRST ANNUAL REPORT ADDENDUM, 95 P.

  • Deposit

    ROSS, C.P., 1941, THE METAL AND COAL MINING DISTRICTS OF IDAHO, WITH NOTES ON THE NONMETALLIC MINERAL RESOURCES OF THE STATE: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 57, P. 26.

General comments

Subject category Comment text
Deposit PLACERS EXTEND FOR ABOUT 5 MI ALONG BILK GULCH. GRAVELS ARE COARSE AND COMPOSED LARGELY OF ALKALINE IGNEOUS ROCKS.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-77 Siefken, Robert R. (Miller, Pat) U.S. Geological Survey
Updater 01-JAN-90 Peterson, Jocelyn A. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

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