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Mossy Rocky Mica Mine

Past Producer in Mitchell county in North Carolina, United States with commodities Mica, Feldspar
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Geologic information

Identification information

Deposit ID 10025151
MRDS ID K000823
Record type Site
Current site name Mossy Rocky Mica Mine
Related records 10272544

Geographic coordinates

Geographic coordinates: -82.09484, 36.03981 (WGS84)
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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
Feldspar Primary

Comments on the commodity information

  • MUSCOVITE, GREENISH BROWN, BIOTITE INTERGROWTHS

Materials information

Materials Type of material
Feldspar Ore
Muscovite Ore
Garnet Gangue
Pyrite 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) -82.09484, 36.03981
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Ore body information

  • General form TABULAR
    Strike NE
    Dip SE
    Thickness 3.66M
    Length 76.2M

Controls for ore emplacement

  • Pegmatite Concordant With Wall Rock Structure

Comments on the geologic information

  • PERTHITE, PLAGIOCLASE, QUARTZ, MUSCOVITE; SOME GRAPHIC TEXTURE

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No
Production years 1890-1901, 1937

Mining district

District name Spruce Pine District/Hawk-Bakersville Area

Comments on the production information

  • PRODUCTION 500-10000 LB

Workings at the site

  • Type of workings Surface/Underground
    Overall depth 31.7M
    Overall length 45.72M

Comments on the workings information

  • ALSO UNDERGROUND OPERATION.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS K000823

Bibliographic references

  • Deposit

    LESURE, F.G., 1968, MICA DEPOSITS OF THE BLUE RIDGE IN NORTH CAROLINA: U.S. GEOLOGICAL SURVEY PROF. PAPER 577, P. 48-4

  • Deposit

    1968 COMPILE LESURE, F. G

  • Production

    USGS PROF. PAPER 577

Reporter information

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