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Embree Iron Co. No. 14 Mine and Extension

Past Producer in Unicoi county in Tennessee, United States with commodities Iron, Zinc
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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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10025267
MRDS ID K000970
Record type Site
Current site name Embree Iron Co. No. 14 Mine and Extension
Related records 10226886

Geographic coordinates

Geographic coordinates: -82.4968, 36.14731 (WGS84)
Elevation 610
Relative position ON SOUTHEAST SIDE OF COVE ON BROAD SPUR NORTHEAST OF DRY BRANCH

Site location context

Political divisions (FIPS codes)

Unicoi(county)

Tennessee(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Erwin(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

Cherokee National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Tennessee Unicoi

Comments on the location information

  • SEE PLATE 1, TENN. DIV. GEOLOGY BULL. 54 FOR EXACT LOCATIONS

Commodities

Commodity Importance
Iron Primary
Zinc Critical Primary

Comments on the commodity information

  • SPHALERITE AND PYRITE - 2% TO 3% IN DRILL HOLES

Materials information

Materials Type of material
Hemimorphite Ore
Limonite Ore
Pyrite Ore
Smithsonite Ore
Sphalerite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Shady Dolomite, Dolomite With Minor Interbedded Limestone
    Rock description Shady Dolomite, Dolomite With Minor Interbedded Lst
    Stratigraphic age (youngest) Early Cambrian
    Stratigraphic age (youngest) Early Cambrian

Nearby scientific data

(1) -82.4968, 36.14731
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Syncline Northwest Of Thrust Fault Between Northwest And Southeast Blocks Of Bald Mountain Thrust Sheet

Ore body information

  • General form IRREGULAR

Controls for ore emplacement

  • Residual Clays Over Shady Dolomite

Comments on the geologic information

  • SOME SPARRY DOLOMITE IN SURFACE EXPOSURES SEVERELY FRACTURED IN PLACES. SECREST (1924, P146) REPORTS SULPHIDES IN WORKINGS. DRILLING FOUND 2-3% ZNS IRREGULARLY DISTRIBUTED.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No
Production years 1899-1909, 1914-1918; 1922-1924; 1928-1933

Mining district

District name Bumpass Cove (Embreeville) District

Comments on the production information

  • FIRST WORKED AS HYDRAULIC IRON MINE

Comments on the workings information

  • SHAFTS AND ADITS

Comments on development

  • OPEN FOR IRON DURING PERIOD OF HYDRAULIC MINING (1899-1909). ABOUT 1914 OXIDIZED ZINC MINED IN OPEN CUT. DEEPER ORE DISCOVERED BY DRILLING. 3 ADITS DRIVEN BETWEEN 1914-1918 AND AGAIN FROM 1922-1924 ORE MINED FROM COMPLICATED SYSTEM OF UNDERGROUND WORKINGS. DRILLING IN 1926-1927 PROVED ORE SOUTHWEST OF PREVIOUS WORKINGS. SHAFT SUNK AND OLD UNDERGROUND WORKINGS EXTENDED. THE EXTENSION (DRYBRANCH OR NO. 15 MINE OPERATED FROM 1928-1933. ALL WORKINGS NOW CAVED. 1942 CHURN DRILLING IN AREA TO BLOCK OUT SULPHIDE ORE. ATTEMPT WAS ABANDONED.

Reference information

Bibliographic references

  • Deposit

    RODGERS, JOHN, 1948, GEOLOGY AND MINERAL DEPOSITS OF BUMPASS COVE, UNICOI AND WASHINGTON COUNTIES, TENNESSEE: TENNESSEE DIV. GEOLOGY BULL. 54, 82 P

  • Deposit

    1948 GEOLMAP RODGERS, J

  • Production

    RODGERS, JOHN, 1948, TENN. DIV. GEOL. BULL. 54

General comments

Subject category Comment text
Deposit SEE PAGE 7, TENN. DIV. GEOLOGY BULL. 54 FOR STRATIGRAPHIC SECTION NEAR MINE. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1973 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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