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Bob Wise Mine

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

Identification information

Deposit ID 10026330
MRDS ID K003595
Record type Site
Current site name Bob Wise Mine
Alternate or previous names Hawk Ruby

Geographic coordinates

Geographic coordinates: -82.07373, 36.04926 (WGS84)
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Geographic areas

Country State County
United States North Carolina Mitchell

Comments on the location information

  • SEE PLATE 3, USGS PROF. PAPER 577 FOR LOCATION

Commodities

Commodity Importance
Mica Primary

Comments on the commodity information

  • MUSCOVITE - RUBY, HARD, CLEAR, MINERAL INCLUSIONS

Alteration

  • (Local) Weathered

Host and associated rocks

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

Nearby scientific data

(1) -82.07373, 36.04926
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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 LENS, PODS
    Strike NE
    Dip NW SE
    Thickness 6.1M

Comments on the geologic information

  • PLAGIOCLASE - PERTHITE - QUARTZ - MUSCOVITE - BIOTITE PEGMATITE; MEDIUM GRAINED

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No
Year of first production 1900

Mining district

District name Spruce Pine District/Plumtree Area

Comments on the workings information

  • CUT 125 FEET LONG, SEVERAL ADITS, SHAFT 27 FEET DEEP, PROSPECT PITS

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS K003595

Bibliographic references

  • Deposit

    LESURE, F.G., 1968, MICA DEPOSITS OF THE BLUE RIDGE IN NORTH CAROLINA: U.S. GEOLOGICAL SURVEY PROF. PAPER 577, 124 P

  • Deposit

    1968 COMPILE LESURE, F.G. ; REPOR

  • Production

    LESURE, F.G., 1968, USGS PROF. PAPER 577.

General comments

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

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1975 Fagan, James M. U.S. Geological Survey