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Clarissa Mica Mine

Past Producer in Mitchell 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. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10102251
MRDS ID K000873
Record type Site
Current site name Clarissa Mica Mine
Related records 10176591

Geographic coordinates

Geographic coordinates: -82.10901, 36.01759 (WGS84)

Site location context

Political divisions (FIPS codes)

Mitchell(county)

North Carolina(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Carvers Gap(quadrangle 1:24,000 scale)

Johnson City(quadrangle 1:100,000 scale)

Johnson City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Nolichucky(hydrologic unit)

French Broad-Holston(hydrologic accounting unit)

Upper Tennessee(hydrologic subregion)

Tennessee(hydrologic region)

Federal lands

Pisgah National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Croatan National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

National Forests in North Carolina(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States North Carolina Mitchell

Comments on the location information

  • SEE PLATE 3, PROF. PAPER 577 FOR LOCATION

Commodities

Commodity Importance
Mica Primary

Comments on the commodity information

  • MUSCOVITE-RUBY, HARD. MINOR STAIN, BENDING, RULING. MICA CONCENTRATED IN 3 STEEPLY PLUNGING SHOOTS.

Materials information

Materials Type of material
Muscovite Ore
Apatite Gangue
Biotite Gangue
Garnet Gangue

Alteration

  • (Local) Weathered

Host and associated rocks

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

Nearby scientific data

(1) -82.10901, 36.01759
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Pegmatite Concordant With Wallrock

Ore body information

  • General form PINCH AND SWELL, TABULAR, LENSES
    Strike NE
    Dip SE
    Thickness 3.35M
    Length 152.4M
    Depth to bottom 106.68M

Comments on the geologic information

  • PLAGIOCLASE, QUARTZ, MUSCOVITE PEGMATITE, FINE TO COARSE GRAINED. SOME SHEET MUSCOVITE IN GNEISS ADJACENT TO PEGMATITE

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No
Production years 1869, INT. TO 1942, 1952, 1958-1960 FIRST WORKED BY INDIANS.

Mining district

District name Spruce Pine District/Hawk-Bakersville Area

Comments on the production information

  • PRODUCTION GREATER THAN 10000 LB SHEET MICA

Workings at the site

  • Type of workings Surface/Underground
    Length 60.96M
    Overall depth 106.68M

Comments on the workings information

  • 2 CUTS, 80 FT. AND 160 FT. LONG, 10-30 FT DEEP, 14 SHAFTS 60-350 FT. DEEP, STOPED AREA 200 FT. LONG, 300-350 FT. DEEP

Reference information

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1973 Fagan, James M. U.S. Geological Survey

Beyond USGS

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

Maps centered on this site