Iron Mountain Group

Occurrence in Idaho county in Idaho, United States with commodities Thorium, Iron, Uranium
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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10096341
MRDS ID W014903
MAS/MILS ID 0160490449
Record type Site
Current site name Iron Mountain Group

Geographic coordinates

Geographic coordinates: -115.54098, 45.96597 (WGS84)
Elevation 1951
Relative position 6 MI NE OF NEWSOME

Site location context

Political divisions (FIPS codes)

Idaho(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Iron Mountain(quadrangle 1:24,000 scale)

Elk City(quadrangle 1:100,000 scale)

Elk City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Selway(hydrologic unit)

Clearwater(hydrologic accounting unit)

Lower Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Nez Perce-Clearwater 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 Idaho

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 030N 007E 02 E2 Idaho

Commodities

Commodity Importance
Thorium Primary
Iron Secondary
Uranium Tertiary

Materials information

Materials Type of material
Thorite Ore

Analytical data

Result ASSAYS: 50% TH ON 4 INCH VEIN, 16% ON 4 FT VEIN
Result 1 60 TON CARLOAD AVG. 16%

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Belt Supergroup
    Rock description Belt Supergroup-Biotite Gneiss
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -115.54098, 45.96597

Economic information

Ore body information

  • Strike N 10 DEG E
    Dip 35 DEG NW
    Thickness 1.22M
    Length 1609.3M
    Width 22.86M

Controls for ore emplacement

  • Foliation

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Newsome Area

Land status

Ownership category National Forest
Area name Nez Perce National Forest

Ownership information

  • Type Owner
    Owner Arnold Erickson

Comments on the workings information

  • Trenching

Comments on development

  • 32 Claims

Reference information

Bibliographic references

  • Deposit

    Reid, R. R., 1957, Iron Mountain Group: Idaho Bureau Of Mines And Geology Open-File Rept

  • Deposit

    Eversmeyer, 1990, IGS TR 90-1.

  • Deposit

    DMEA-4357

  • Deposit

    Erdman and others, 2001, Elk City area USFS AML field report (Nez Perce NF, v. 3C).

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.