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Clay Deposit In Orofino Gulch

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

Geologic information

Identification information

Deposit ID 10090958
MRDS ID D011025
Record type Site
Current site name Clay Deposit In Orofino Gulch

Geographic coordinates

Geographic coordinates: -112.07449, 46.54851 (WGS84)
Location accuracy 100(meters)
Relative position 1.0 KM NE OF UNIONVILLE IN OROFINO GULCH.

Site location context

Political divisions (FIPS codes)

Lewis and Clark(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Helena(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)

Federal lands

Helena-Lewis and Clark 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 Montana Lewis and Clark

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 009N 004W 11 NE OF SE Montana

Comments on the location information

  • 1:24000 QUADRANGLE IS A 1959 EDITION

Commodities

Commodity Importance
Clay Primary

Comments on the commodity information

  • BLENDING MATERIAL WITH PLASTIC MIX. 1750 F TEMP.=TAN WITH 0.0% SHRINKAGE. 2200 F=WHITE WITH 1.0% SHRINKAGE.

Materials information

Materials Type of material
Feldspar Ore
Quartz Ore

Analytical data

Result 3.9 TOTAL AL2O3, 62.7 SIO2, 0.7 FE, 14.8 CAO, 10.77 MGO, 0.14 NA2O, 1.96 K2O, 0.16 T1O2

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Skarn (Tactite)

Nearby scientific data

(1) -112.07449, 46.54851
ListMap

Economic information

Economic information about the deposit and operations

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

Mining district

District name Helena District

Comments on the workings information

  • ROAD CUT

Reference information

Bibliographic references

  • Deposit

    MBMG BULL 70, P. 4, 13, 28, 33, 42

General comments

Subject category Comment text
Deposit DIOPSIDE SKARN NEAR NORTHERN CONTACT OF THE BOULDER BATHOLITH. IT IS A MIXTUREOF QUARTZ AND WHITE DIOPSIDE.

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.

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