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Unnamed Mica Mine Hi-014

Producer in Avery county in North Carolina, United States with commodities Mica, Feldspar, Quartz
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Host and associated rocks
  7. Nearby scientific data
  8. Geologic structures
  9. Ore body information
  10. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10079243
MRDS ID W028426
Record type Site
Current site name Unnamed Mica Mine Hi-014

Geographic coordinates

Geographic coordinates: -81.99706, 35.99231 (WGS84)
Elevation 1024
Relative position 3.2 KM NW OF DOE HILL MTN. PEAK

Site location context

Political divisions (FIPS codes)

Avery(county)

North Carolina(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Linville Falls(quadrangle 1:24,000 scale)

Hickory(quadrangle 1:100,000 scale)

Charlotte(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 Avery

Comments on the location information

  • ON STEEP FORESTED SPUR ABOUT HALF WAY UP HIGH MOUNTAIN
  • DIGITIZED FROM STROMQUIST AND HENDERSON, 1985

Commodities

Commodity Importance
Mica Primary
Feldspar Secondary
Quartz Secondary

Comments on the commodity information

  • PROBABLY MOST MICA GROUND; FELDSPAR & QUARTZ USEFUL BY PRODUCTS.
  • SMALL GOLD MINE IN CALCITE-FILLED BRECCIATED QUARTZ VEIN

Host and associated rocks

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

Nearby scientific data

(1) -81.99706, 35.99231
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Northeast

Ore body information

  • General form LINEAR

Controls for ore emplacement

  • Pegmatite Usually Concordant With Foliation

Comments on the geologic information

  • BRECCIATED FELSIC TUFF

Economic information about the deposit and operations

Development status Producer
Commodity type Non-metallic
Deposit size Small
Significant No

Mining district

District name Spruce Pine

Land status

Ownership category Private

Comments on the production information

  • SPECIFIC INFORMATION LACKING. PRODUCTION THOUGHT TO BE VERY SMALL, INTERMITTENT, & INFORMAL COTTAGE INDUSTRY TYPE.
  • $100,000 IN GOLD ORE REPORTED FROM ONE SHAFT

Comments on the reserve resource information

  • PROBABLY SOME MINOR AMOUNTS REMAIN

Comments on the workings information

  • INFORMATION LACKING. NEED ON-SITE INSPECTION.
  • SEVERAL SHAFTS, MOST RECENT SHAFT IS 21M DEEP WITH DIAMETER OF 6M

Comments on development

  • MINE IS IN SOUTHERN PART OF SPRUCE PINE MICA DISTRICT. THIS DISTRICT ACTIVE SINCE 1868 AND A MAJOR MICA PRODUCER. THIS LOCALITY TAKEN AS A "LITTLE DEVELOPED PRODUCER" BASED ON INFORMATION AVAILABLE. ORE MATERIAL AVAILABLE ON SURFACE. NO FORMALIZED DEVELOPMENT REQUIRED.
  • THE MINE, OPENED PRIOR TO 1824,IS REPORTED TO BE THE FIRST MINE IN THE STATE THAT OPENED ON A LODE. THE PROPERTY HAS BEEN INACTIVE SINCE ABOUT 1910, EXCEPT FOR A SMALL AMOUNT OF WORK BY MR. SPENCER PLYER.

Reference information

General comments

Subject category Comment text
Deposit KNOWN TO BE ACTIVE IN YEAR 1967. SMALL OCCASIONAL MINING BY LOCALS BEFORE & AFTER 1967.
Deposit CALCITE FILLING BRECCIATED QUARTZ VEIN, CALCITE CONTAINS NATIVE GOLD, PYRITE, AND PYRRHOTITE; DIABASE DIKE OCCURS IN WORKINGS
Deposit QUARTZ VEIN ENCLOSED BY FELSIC TUFF. TUFF BRECCIATED AND FRACTURES FILLED WITH CALCITE; PORTIONS OF COUNTRY ROCK SILICIFIED AND SERICITIZED ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1979 D'Agostino, John P. U.S. Geological Survey

Beyond USGS

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

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