Sterling Copper Occurrence

Occurrence in Loudoun county in Virginia, United States with commodities Copper, Manganese
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. Geologic structures
  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 10082564
MRDS ID W055408
Record type Site
Current site name Sterling Copper Occurrence

Geographic coordinates

Geographic coordinates: -77.43441, 39.00559 (WGS84)
Elevation 85

Site location context

Political divisions (FIPS codes)

Loudoun(county)

Virginia(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Sterling(quadrangle 1:24,000 scale)

Frederick(quadrangle 1:100,000 scale)

Baltimore(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Potomac-Catoctin(hydrologic unit)

Potomac(hydrologic accounting unit)

Potomac(hydrologic subregion)

Mid Atlantic(hydrologic region)

Geographic areas

Country State County
United States Virginia Loudoun

Comments on the location information

  • ROADCUT, ON E SIDE OF VIRGINIA HIGHWAY 28 APPROXIMATELY 500 FT N OF ITS INTERSECTION WITH STATE ROAD 625.

Commodities

Commodity Importance
Copper Primary
Manganese Critical Primary

Materials information

Materials Type of material
Chrysocolla Ore
Malachite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite > Diabase
    Rock unit name Diabase
    Rock description Diabase
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Late Triassic
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale

Nearby scientific data

(1) Diabase

Economic information

Geologic structures

Type of structure Regional
Structure description Ne-Sw Trend Culpeper Triassic Basin

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Reference information

Bibliographic references

  • Deposit

    BERNSTEIN, L.R., 1980, MINERALS OF THE WASHINGTON, D.C. AREA, DEPARTMENT OF NATURAL RESOURCES, MARYLAND GEOLOGICAL SURVEY, EDUCATIONAL SERIES NO.5, 148P

General comments

Subject category Comment text
Deposit OCCURRENCE OF COPPER MINERALIZATION

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1987 Sweet, Palmer C. Virginia Division of Mineral Resources

Beyond USGS

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