Nixon Bar

Past Producer in Idaho county in Idaho, United States with commodities Gold, Garnet, Iron, Titanium
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 10071466
MRDS ID W014872
MAS/MILS ID 0160490835
Record type Site
Current site name Nixon Bar
Alternate or previous names Brown Bear Placer

Geographic coordinates

Geographic coordinates: -115.06906, 45.50958 (WGS84)
Elevation 1067
Relative position 12 MI NE OF CHAMBERLAIN AIR STRIP

Site location context

Political divisions (FIPS codes)

Idaho(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Sheep Hill(quadrangle 1:24,000 scale)

Elk City(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 025N 011E 14 Idaho

Comments on the location information

  • At Mouth Of Nixon Creek Land Status Value Calculated 7-94 Using GIS Overlay Analysis With USFS Land Ownership Boundaries, 1:126,720 Scale.

Commodities

Commodity Importance
Gold Primary
Garnet Tertiary
Iron Tertiary
Titanium Critical Tertiary

Materials information

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

Analytical data

Result RECOVERABLE BLACK SANDS AVERAGE 1.7 POUNDS/CY GRAVEL.

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Alluvium-Gneissic Sand And Gravel;Pre Belt-Quartz-Biotite Gneiss
    Rock description Alluvium-Gneissic Sand And Gravel;Pre Belt-Quartz-Biotite Gneiss
    Stratigraphic age (youngest) Holocene

Nearby scientific data

(1) -115.06906, 45.50958

Economic information

Comments on the geologic information

  • Bar Is Long, Narrow Alluvial Terrace 15 Ft. Above River; Across The Salmon River To The South, Cater (1973, USGS Bulletin 1304) Labels Weis Pre - Belt Gneiss As Cretaceous Gneissic Quartz Monzonite Of The Idaho Batholith

Economic information about the deposit and operations

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

Mining district

District name Salmon River - Nixon Creek Area

Land status

Ownership category National Forest
Area name Payette National Forest
Ownership category National Primitive Area
Area name Idaho Primitive Area
Ownership category National Primitive Area
Area name Salmon River Breaks

Ownership information

  • Type Owner-Operator
    Owner L. M. Gwartney And Others
    Home office Idaho
    First year 1972

Comments on the production information

  • $800 In Gold Reportedly Mined By Washing Gravel Through A Rocker

Workings at the site

  • Type of workings Surface
    Overall length 60.96M
    Overall width 48.77M

Comments on the workings information

  • 5 Pits And 1 Trench Dug; Old Workings Consist Of 4 Cuts On The Toe Of The Canyon Wall That Average 7 Ft. In Depth

Comments on development

  • Held As Brown Bear Placer Unpatented Mining Claim. ; Econ.Com: Gold Values Range From 1 To 5 Cents/Cy

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 Bulletin 1353-C, P. 44 - 4

  • Production

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

  • Deposit

    IBMG Mines And Prospects Of The Elk City Quad., Mitchell, Et Al. 1981.

General comments

Subject category Comment text
Deposit Contains 6 Acres

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1976 Duncan, Daniel G. (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.