Bare Hills Copper Mine

Past Producer in Baltimore county in Maryland, United States with commodities Copper, Cobalt, Nickel
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. Mining district
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10067845
MRDS ID W000714
Record type Site
Current site name Bare Hills Copper Mine
Related records 10194383

Geographic coordinates

Geographic coordinates: -76.66355, 39.37503 (WGS84)

Site location context

Political divisions (FIPS codes)

Baltimore(county)

Maryland(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cockeysville(quadrangle 1:24,000 scale)

Baltimore(quadrangle 1:100,000 scale)

Baltimore(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Gunpowder-Patapsco(hydrologic unit)

Upper Chesapeake(hydrologic accounting unit)

Upper Chesapeake(hydrologic subregion)

Mid Atlantic(hydrologic region)

Geographic areas

Country State County
United States Maryland Baltimore

Commodities

Commodity Importance
Copper Primary
Cobalt Critical Tertiary
Nickel Critical Tertiary

Materials information

Materials Type of material
Bornite Ore
Carrollite Ore
Chalcopyrite Ore
Magnetite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Hornblendite

Nearby scientific data

(1) -76.66355, 39.37503

Economic information

Comments on the geologic information

  • GEOL.DESC: ORE APPARENTLY IN A VEIN CONFORMING IN STRIKE TO THE SCHISTOSITY; SIMILAR TO THE COPPER OCCURRENCES OF EASTERN CARROLL COUNTY.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No
Production years PRE-1885

Mining district

District name Bare Hills District

Comments on the reserve resource information

  • RESERVES UNKNOWN; PROBABLY SMALL.

Comments on the workings information

  • OLD COPPER MINE, LONG ABANDONED.

Reference information

Bibliographic references

  • Deposit

    MOORE, H.C., 1935, MARYLAND NAT. HISTORY SOC. BULL., V.5, NO.9 P. 49-57.

  • Deposit

    OVERBECK, R.M., 1916, ECON. GEOL. V.11, NO.2,P.152.

  • Deposit

    MATHEWS, E.B., AND WATSON, E.H., 1929, MARYLAND GEOL. SUR., BALTIMORE CO. REPT. P.287-288.

  • Deposit

    PEARRE, N., 1961, USGS MINERAL INV. RESOURCE MAP MR-12.

  • Production

    UNPUBLISHED COBALT REPORT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1972 Coury, Anny B. U.S. Geological Survey

Beyond USGS

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