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Rock Quarry Hollow Manganese Mine

Past Producer in Washington county in Tennessee, United States with commodity Manganese
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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 10025266
MRDS ID K000968
Record type Site
Current site name Rock Quarry Hollow Manganese Mine
Related records 10251505

Geographic coordinates

Geographic coordinates: -82.49847, 36.15398 (WGS84)
Elevation 671
Relative position ON NORTHWEST SIDE OF COVE ON NORTH SIDE OF ROCK QUARRY HOLLOW

Site location context

Political divisions (FIPS codes)

Washington(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 Washington

Comments on the location information

  • SEE PLATE 1, TENN. DIV. GEOLOGY BULL. 54.

Commodities

Commodity Importance
Manganese Critical Primary

Materials information

Materials Type of material
Pyrolusite 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) -82.49847, 36.15398
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

  • CUTS PASS THROUGH RED SURFICIAL MATERIAL, INTO YELLOW RESIDUAL CLAY CONTAINING CONSIDERABLE JASPEROID, SURFACE WASH CONTAINS MANY SMALL NODULES OF MANGANESE OXIDE, HIGH GRADE IN CLAY.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No
Year of first production 1936
Production years 1936, 1942

Mining district

District name Bumpass Cove (Embreeville) District

Comments on the production information

  • A SMALL AMOUNT OF HIGH GRADE MN WAS PRODUCED.

Comments on the workings information

  • ADIT AND TWO OPEN CUTS

Comments on development

  • ADIT DRIVEN INTO HILL IN 1936, HIGH GRADE ORE FOUND. 1938 DRILLING PROVED ORE BODIES SMALL AND NOT ADAPTED TO SHOVEL OPERATIONS. 1942 TWO SMALL OPEN CUTS DUG BY HAND AND SHALLOW ORE MINED OUT.

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 MUCH OF SHADY DOLOMITE HAS BEEN BRECCIATED AND RECRYSTALLIZED ; 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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