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  3. Mineral Resource Data System (MRDS)

Middle Fork Placer

Prospect in Idaho county in Idaho, United States with commodities Gold, Iron, Titanium, Copper
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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. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10071764
MRDS ID W015310
MAS/MILS ID 0160490691
Record type Site
Current site name Middle Fork Placer

Geographic coordinates

Geographic coordinates: -114.60014, 45.29548 (WGS84)
Elevation 1006
Relative position 3.25 MI NW OF HORSE HEAVEN MTN

Site location context

Political divisions (FIPS codes)

Idaho(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Long Tom Mountain(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)

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 023N 015E 27 SESWSW Idaho
Boise 023N 016E 33 Idaho

Commodities

Commodity Importance
Gold Primary
Iron Tertiary
Titanium Critical Tertiary
Copper Tertiary

Materials information

Materials Type of material
Gold Ore
Ilmenite Ore
Sphene Ore

Analytical data

Result TRACE TO 68.4 CENTS AU/CY
Result GOLD VALUES BASED ON $47.85/TOZ

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Gneissic And Granitic Gravels
    Rock description Gneissic And Granitic Gravels
    Stratigraphic age (youngest) Holocene
    Stratigraphic age (youngest) Holocene

Nearby scientific data

(1) -114.60014, 45.29548
ListMap

Economic information

Economic information about the deposit and operations

Operation type Placer
Development status Prospect
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Salmon River District

Land status

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

Comments on development

  • Econ.Com: 1.5 Lb Black Sands/Cy

Reference information

Bibliographic references

  • Deposit

    Cater, F. W., And Others, 1973, Mineral Resources Of The Idaho Primitive Area And Vicinity, Idaho: USGS Bulletin 1304, 431 P

  • Deposit

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

General comments

Subject category Comment text
Deposit Placer Covers 2.4 Hectares With An Est. Volume Of 382,300 Cu. Meters Placer Material And Gold Values Range From Trace To 89.5 Cents Per Cu. Meter Based On $1.54 Per Gram In 1973.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1974 Miller, Pat J. U.S. Geological Survey
Reporter 25-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.

Maps centered on this site