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Schist Prospect

Occurrence in Fairfax county in Virginia, United States with commodity Mica
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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 10067952
MRDS ID W000854
Record type Site
Current site name Schist Prospect

Geographic coordinates

Geographic coordinates: -77.40525, 38.76643 (WGS84)
Elevation 91
Relative position ALONG STATE ROAD 615, 1 1/2 MI. SW. OF CLIFTON

Site location context

Political divisions (FIPS codes)

Fairfax(county)

Virginia(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Manassas(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
Mica Tertiary

Comments on the commodity information

  • SCHIST IS NOT VERY PLASTIC AND IS SHORT WORKING

Materials information

Materials Type of material
Garnet Ore
Quartz Ore

Analytical data

Result CALVER REFERENCE CONTAINS MANY TEST RESULTS

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist > Mica Schist
    Rock unit name Mica Schist
    Rock description Mica Schist
    Stratigraphic age (youngest) Late Permian
    Stratigraphic age (youngest) Late Permian

Nearby scientific data

(1) -77.40525, 38.76643
ListMap

Economic information

Ore body information

  • Strike N-S
    Dip 60 DEG. E
    Thickness 2.13M
    Length 47.24M

Comments on the geologic information

  • A JOINT SET WHICH STRIKES EAST-WEST IS PRESENT. SCHIST IS UNNAMED

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. REPT. 2, P. 35

General comments

Subject category Comment text
Deposit THE ABOVE FIGURES APPLY TO THE EXPOSED ROAD CUT DIMENSIONS, AND STRIKE AND DIP IS OF THE SCHISTOSITY
Deposit THIS DEPOSIT IS SAMPLE R-417 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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