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Rock Mine

Past Producer in Yancey county in North Carolina, 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. Alteration
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10102297
MRDS ID K001899
Record type Site
Current site name Rock Mine
Related records 10127258

Geographic coordinates

Geographic coordinates: -82.17041, 35.89203 (WGS84)

Site location context

Political divisions (FIPS codes)

Yancey(county)

North Carolina(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Micaville(quadrangle 1:24,000 scale)

Asheville(quadrangle 1:100,000 scale)

Knoxville(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Nolichucky(hydrologic unit)

French Broad-Holston(hydrologic accounting unit)

Upper Tennessee(hydrologic subregion)

Tennessee(hydrologic region)

Geographic areas

Country State County
United States North Carolina Yancey

Comments on the location information

  • LOCATION FROM PLATE 3, USGS PROF. PAPER 577. SCALE 1:62,500

Commodities

Commodity Importance
Mica Primary

Comments on the commodity information

  • MUSCOVITE-GREENISH BROWN, "A" STRUCTURE, BENT, LOCKY, CRACKED, MODERATELY STAINED

Materials information

Materials Type of material
Muscovite Ore
Apatite Gangue

Alteration

  • (Local) Unweathered

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist > Mica Schist
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -82.17041, 35.89203
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Pegmatite Is Partly Concordant With The Foliation Of The Enclosing Country Rock

Ore body information

  • General form LENSES, IRREGULAR
    Strike NE
    Dip NW
    Plunge SW
    Thickness 6.1M

Comments on the geologic information

  • PLAGIOCLASE, QUARTZ, MUSCOVITE PEGMATITE, MEDIUM TO COARSE GRAINED.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No
Year of first production 1909
Production years 1909, 1943-1944, 1954-1956

Mining district

District name Spruce Pine District/Celo Area

Comments on the production information

  • PRODUCTION GREATER THAN 10000 LB.

Comments on the workings information

  • CUT 100 FEET LONG, INCLINE 90 FEET LONG, DRIFTS ON 3 LEVELS.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit DATA ABSTRACTED FROM USGS PROF. PAPER 577.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1974 Fagan, James M. U.S. Geological Survey

Beyond USGS

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

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