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Black Rock #1 Mine

Occurrence in Beaverhead county in Montana, United States with commodities Thorium, Zinc
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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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Ownership information
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10070490
MRDS ID W013443
Record type Site
Current site name Black Rock #1 Mine
Alternate or previous names Radio Staatz Loc. No. 75
Related records 10196885

Geographic coordinates

Geographic coordinates: -113.44118, 44.94906 (WGS84)
Elevation 2256
Relative position 1 3/4 MILE SOUTH OF LEMHI PASS

Site location context

Political divisions (FIPS codes)

Beaverhead(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Lemhi Pass(quadrangle 1:24,000 scale)

Leadore(quadrangle 1:100,000 scale)

Dubois(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Red Rock(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

ST(Federal land areas administered by ST)

Geographic areas

Country State County
United States Montana Beaverhead

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 010S 015W 21 Montana

Comments on the location information

  • NORTH OF THE JUNTION OF NORTH AND SOUTH FRYING PAN CREEKS.

Commodities

Commodity Importance
Thorium Primary
Zinc Critical Primary

Materials information

Materials Type of material
Barite Ore
Hematite Ore
Smithsonite Ore
Jasper Gangue

Alteration

  • (Local) Host Rock Altered To Friable Sandstone

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Belt Series, Metamorphosed Sediments
    Rock description Belt Series, Metamorphosed Sediments
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -113.44118, 44.94906
ListMap

Economic information

Ore body information

  • Strike N 35 W
    Dip 88 SW

Comments on the geologic information

  • VEINS PARALLEL DAN PATCH AND BULL MOOSE FAULTS

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Lemhi Pass District

Ownership information

  • Type Operator
    Owner H. Katseanes And H. Bell, Blackfoot, Id.
  • Type Owner
    Owner The State Of Montana

Comments on the workings information

  • VEIN ZONE TRACED BY RADIOMETRIC SURVEY AND SHOWN TO BE AT LEAST 4 FT WIDE OVER A LENGTH OF 2,000 FT.

Reference information

Bibliographic references

  • Deposit

    GEACH, 1972, MINES & MINERAL DEPOSITS - BEAVERHEAD CO., MT. BUREAU OF MINES & GEOLOGY BULL. 85.

  • Deposit

    STAATZ, M. H., 1972 , GEO. AND DESCRIPTION OF TH-BEARING VEINS, LEMHI PASS, IDA. & MONT., USGS BULL 1351 .

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1976 Mlynarczyk, Meg S.; Krohn, D. U.S. Geological Survey
Updater 01-DEC-1979 Doyle, Brien (Wells, John) U.S. Geological Survey

Beyond USGS

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

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