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  3. Mineral Resource Data System (MRDS)

Clay Deposit Sw of Pohick

Occurrence in Fairfax county in Virginia, 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. Commodities
  6. Materials information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10067944
MRDS ID W000846
Record type Site
Current site name Clay Deposit Sw of Pohick

Geographic coordinates

Geographic coordinates: -77.21885, 38.69254 (WGS84)
Elevation 53
Relative position AT INTERSECTION OF US. 1 AND STATE HWY. 242 ABOUT 1 3/4 MI S. OF POHICK

Site location context

Political divisions (FIPS codes)

Fairfax(county)

Virginia(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Fort Belvoir(quadrangle 1:24,000 scale)

Washington West(quadrangle 1:100,000 scale)

Washington(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Potomac-Anacostia-Occoquan(hydrologic unit)

Potomac(hydrologic accounting unit)

Potomac(hydrologic subregion)

Mid Atlantic(hydrologic region)

Geographic areas

Country State County
United States Virginia Fairfax

Commodities

Commodity Importance
Clay Tertiary

Comments on the commodity information

  • CLAY IS PALE-OLIVE AND WEATHERS TO FORM SMALL RECTANGULAR FRAGMENTS

Materials information

Materials Type of material
Clay Ore

Analytical data

Result CALVER REF. CONTAINS MANY TEST RESULTS

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Clay, Mud
    Rock unit name Clay, Patuxent Formation
    Rock description Clay, Patuxent Formation
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous

Nearby scientific data

(1) Alluvium
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Economic information

Ore body information

  • Thickness 3.66M
    Length 105.16M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic
Significant No

Comments on the reserve resource information

  • ESTIMATED BY REPORTER

Reference information

Bibliographic references

  • Deposit

    CALVER, J.L., HAMLIN, AND WOOD, 1961, VA. MIN. RES. REPORT 2, P. 43

General comments

Subject category Comment text
Deposit THE DEPOSIT IS OVERLAIN BY 2 FT OF YELLOWISH LOAM. ABOVE FIGURES REFER TO THE EXPOSED ROADCUT
Deposit THIS DEPOSIT IS R-529 IN THE CALVER REF.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1972 Wright, Nancy A. U.S. Geological Survey

Beyond USGS

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

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