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Clay Deposit Northwest of Scratchgravel Hills

Occurrence in Lewis and Clark county in Montana, United States with commodity Brick Clay
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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. Geologic structures
  11. Economic information about the deposit and operations
  12. Mining district
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10014307
MRDS ID D011026
Record type Site
Current site name Clay Deposit Northwest of Scratchgravel Hills

Geographic coordinates

Geographic coordinates: -112.11755, 46.71101 (WGS84)
Location accuracy 100(meters)
Relative position ABOUT 4.5 KM NW OF SCRATCHGRAVEL MT.

Site location context

Political divisions (FIPS codes)

Lewis and Clark(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Scratchgravel Hills(quadrangle 1:24,000 scale)

Elliston(quadrangle 1:100,000 scale)

Butte(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Missouri(hydrologic unit)

Upper Missouri(hydrologic accounting unit)

Missouri-Marias(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Montana Lewis and Clark

Public Land Survey System information

Meridian Township Range Section Fraction State
011N 004W 16 SW OF NE Montana

Comments on the location information

  • RAILROAD CUT ADJACENT TO SILVER CREEK AT NORTH END OF SCRATCHGRAVEL HILLS.

Commodities

Commodity Importance
Brick Clay Primary

Comments on the commodity information

  • 3.1% DRYING SHRINKAGE; 1650 F 0.9% SHRINKAGE; 2050 F 2.3% SHRINKAGE; COLOR RED; COMMON BRICK; GLAZE AND MINOR BLOAT AT 2400F-NOT SUITABLE FOR AGGREGATE.

Materials information

Materials Type of material
Shale Ore

Analytical data

Result 18.65% AL2O3, 85% AVAILABLE AL2O3, 58.1% SIO2, 2.0% FE, 3.3% CAO, 2.75 MGO%, 0.27% NAO2, 2.2% K2O, 0.6% TIO2.

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Argillite
    Rock unit name Empire Or Spokane Shale
    Rock description Empire Or Spokane Shale
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -112.11755, 46.71101
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Boulder Batholith

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic
Deposit size Small
Significant No

Mining district

District name Scratchgravel Hill Area

Reference information

Bibliographic references

  • Deposit

    MBMG BULL 70, P. 5, 15, 26, 23, 47, 48

General comments

Subject category Comment text
Deposit IMPURE ILLITIC CLAY HAS FAIR WORKING AND FIRING PROPERTIES. PLASTICITY IS LOW.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1983 Wise, Kristine K. (Elliott, James E.) U.S. Geological Survey

Beyond USGS

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

Maps centered on this site