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Broad Branch Road Quarries

Past Producer in District of Columbia, United States with commodity Stone, Dimension
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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. Economic information about the deposit and operations
  10. Links to other databases
  11. Bibliographic references
  12. General comments
  13. Reporter information

Geologic information

Identification information

Deposit ID 10105462
MRDS ID W000518
Record type Site
Current site name Broad Branch Road Quarries

Geographic coordinates

Geographic coordinates: -77.05385, 38.95336 (WGS84)
Relative position 1 MI NE OF OLD NATIONAL BUREAU OF STANDARDS ALONG BROAD BRANCH

Site location context

Political divisions (FIPS codes)

District of Columbia(county)

District of Columbia(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Washington West(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)

Federal lands

Rock Creek Park(Other Designation)

Other Designation NPS(Type of land area)

NPS(Federal land areas administered by NPS)

Geographic areas

Country State
United States District of Columbia

Commodities

Commodity Importance
Stone, Dimension Primary

Materials information

Materials Type of material
Granite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Late Permian

Nearby scientific data

(1) -77.05385, 38.95336
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: THE ROCK QUARRIED IS A BIOTITE-GRANITE, SOMEWHAT SCHISTOSE, LIGHT IN COLOR, WITH UNIFORM TEXTURE. IN THE ROCK ARE EVENLY DISTRIBUTED DARK SPOTS THE SIZE OF A DIME, COMPOSED CHIEFLY OF BIOTITE FLAKES

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No

Comments on the production information

  • PRODUCTION YEARS AND AMOUNTS FIGURES NOT AVAILABLE, ALTHOUGH THE QUARRIES WERE PROBABLY PRODUCING AROUND 1900 WHEN FOLIO 70 WAS PUBLISHED.

Comments on the reserve resource information

  • THERE IS PROBABLY STILL SOME GRANITE, BUT IT IS NOW IN A DEVELOPED AREA.

Reference information

Bibliographic references

  • Deposit

    DARTON, N.H., AND KEITH, A., 1901, USGS GEOLOGIC ATLAS OF US FOLIO 70, P. 7

  • Deposit

    WASHINGTON, H.S., 1921, JOUR. WASHINGTON ACAD. SCI., VOL. 11, NO. 19, PP. 461, 463, 464.

  • Deposit

    HIGGINS, M.W., 1972, GSA BULL, VOL 83, NO. 4, FIG. 1.

  • Deposit

    MERRILL, G.P., 1895, GSA. BULL., VOL. 6, PP 321-332.

General comments

Subject category Comment text
Deposit ACCORDING TO REFERENCE 1, THIS GRANITE IS PROBABLY THE MIST VALUABLE BUILDING STONE IN THE VICINITY. TODAY THE AREA IS QUITE NEAR AN URBANIZED AREA. REFERENCE 2 CONTAINS A TABLE ANALYSIS OF THE GRANITE. AGE OF GRANITE FROM REF. 3. FURTHER ANALYSIS OF THE GRANITE FROM REF. 4. AN ADDITIONAL REF. TO THE QUARRY IS COULTER AND CARROLL, 1964, JOUR. WASH. ACAD. SCI., VOL. 54, NO. 5, P. 158. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-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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