Deep River Mine

Past Producer in Guilford county in North Carolina, United States with commodities Copper, Gold
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Alteration
  8. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10026445
MRDS ID K005075
Record type Site
Current site name Deep River Mine
Alternate or previous names Coffin
Related records 10127305

Geographic coordinates

Geographic coordinates: -79.932, 35.95565 (WGS84)
Relative position 11.3 MI SOUTHWEST OF GREENSBORO AND 4.2 MI EAST OF HIGH POINT.

Site location context

Political divisions (FIPS codes)

Guilford(county)

North Carolina(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

High Point East(quadrangle 1:24,000 scale)

Chapel Hill(quadrangle 1:100,000 scale)

Raleigh(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Deep(hydrologic unit)

Cape Fear(hydrologic accounting unit)

Cape Fear(hydrologic subregion)

South Atlantic-Gulf(hydrologic region)

Geographic areas

Country State County
United States North Carolina Guilford

Commodities

Commodity Importance
Copper Primary
Gold Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Gold Ore
Limonite Ore
Malachite Ore
Pyrite Ore
Chlorite Gangue
Magnetite Gangue
Quartz Gangue
Sericite Gangue
Siderite Gangue

Alteration

  • (Local) Chloritic, Carbonate, Sericitic

Analytical data

Result 0.3 OPT AU, 2 TO 3 % COPPER

Mineral occurrence model information

Model code 273
USGS model code 36a
Deposit model name Low-sulfide Au-quartz vein
Mark3 model number 27

Host and associated rocks

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

Nearby scientific data

(1) Metamorphosed Granitic Rock

Economic information

Ore body information

  • General form TABULAR
    Strike UNKNOWN
    Dip 45
    Thickness 3.5M
    Length 61M
    Depth to bottom 61M

Controls for ore emplacement

  • Quartz Vein

Comments on the geologic information

  • SELVAGE ALONG QUARTZ VEIN IS BLEACHED, SERICITIZED, CHLORITIZED AND SILICIFIED.uVEIN VARIES IN THICKNESS FROM 0.3 0.35 M. PYRITE OCCURS IN DISCONTINUOUSuBANDS PARALLEL TO VEIN WALL.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1895
Year of first production 1895
Year of last production 1905

Mining district

District name Guilford County Copper District

Workings at the site

  • Type of workings Surface/Underground
    Overall depth 61M
    Overall length 55.78M

Comments on the workings information

  • MAIN SHAFT WAS 200 FT DEEP WITH LEVELS AND CROSS - CUTS DRIVEN TO THE VEIN AT 80 AND 100 FT. VEIN RANGED FROM 18 IN TO 12 FT IN THICKNESS AVERAGING ABOUT 8 FT.

Comments on development

  • OPERATION CEASED IN 1905.

Reference information

Bibliographic references

  • Analytical Data

    PRATT, 1907, P. 38

  • Deposit

    CARPENTER, P. A., III, 1976, METALLIC MINERAL DEPOSITS OF THE CAROLINA SLATE BELT, NORTH CAROLINA: NORTH CAROLINA MINERAL RESOURCES SEC. BULL. 84, 166 P.. PRATT, J.H., 1907, THE MINING INDUSTRY IN NORHT CAROLINA DURING 1906: NORTH CAROLINA GEOLOGICAL SURVEY ECONOMIC PAPER 14. P. 37-38

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1976 Mcdaniel, Ronald D. North Carolina Division of Land Resources
Updater 01-JUN-1992 Klein, T.L. U.S. Geological Survey

Beyond USGS

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