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Laurel Branch 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. Host and associated rocks
  8. Nearby scientific data
  9. Geologic structures
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10025983
MRDS ID K001979
Record type Site
Current site name Laurel Branch Mine
Related records 10135591

Geographic coordinates

Geographic coordinates: -82.16652, 35.86092 (WGS84)

Site location context

Political divisions (FIPS codes)

Yancey(county)

North Carolina(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Celo(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, CRACKED, STAINED

Materials information

Materials Type of material
Muscovite Ore
Sericite Gangue

Host and associated rocks

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

Nearby scientific data

(1) -82.16652, 35.86092
ListMap

Economic information

Geologic structures

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

Ore body information

  • General form TABULAR
    Strike NE
    Dip SE
    Thickness 3.05M

Comments on the geologic information

  • PLAGIOCLASE, QUARTZ, MUSCOVITE BORDER ZONE, FINE GRAINED, DISCONTINUOUS; PLAGIOCLASE, PERTHITE, QUARTZ, MUSCOVITE WALL ZONE, MEDIUM GRAINED; QUARTZ CORE

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No
Year of first production 1944
Production years 1944

Mining district

District name Spruce Pine District/Crabtree Creek Area

Comments on the production information

  • PRODUCTION LESS THAN 500 LB. OF SHEET MICA.

Comments on the workings information

  • CUT 50 FEET LONG, 8 FEET DEEP

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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