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Helenmode Pyrite Mine

Past Producer in Carter county in Tennessee, United States with commodity Sulfur-Pyrite
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Geologic information

Identification information

Deposit ID 10025109
MRDS ID K000063
Record type Site
Current site name Helenmode Pyrite Mine
Related records 10154157

Geographic coordinates

Geographic coordinates: -82.05623, 36.43064 (WGS84)
Elevation 610
Relative position SOUTHEAST OF SADIE ON OPPOSITE BANK OF STONY CREEK
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Geographic areas

Country State County
United States Tennessee Carter

Comments on the location information

  • ANOTHER OPENING AT TENN COORD. 768,100N 3162,425E

Commodities

Commodity Importance
Sulfur-Pyrite Primary

Materials information

Materials Type of material
Pyrite Ore

Alteration

  • (Local) Silicification & Recrystallization

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Helenmode Member-Erwin Formation, Sst
    Rock description Helenmode Member-Erwin Formation, Sst
    Stratigraphic age (youngest) Early Cambrian
    Stratigraphic age (youngest) Early Cambrian

Nearby scientific data

(1) -82.05623, 36.43064
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Geologic structures

Type of structure Local
Structure description Fault Zone Brecciation

Controls for ore emplacement

  • Fault Zone-Breccia

Comments on the geologic information

  • GEOL.DESC: FOOTWALL SHALE IMPREGNATED BY PYRITE NO MINERALIZATION 4 FEET BELOW CONTACT. PYRITE AS IRREGULAR PATCHES AND CRYSTALS IN LESS DISTURBED ROCK

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No
Year of first production 1900

Mining district

District name Stony Creek District

Comments on the workings information

  • TUNNEL INACCESSIBLE-EXTENSIVE DUMPS

Comments on development

  • MINED ON SMALL SCALE

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS K000063

Bibliographic references

  • Deposit

    KING, P.B., FERGUSON, H.W., CRAIG, L.C., RODGERS, JOHN, 1944, GEOLOGY AND MANGANESE DEPOSITS OF NORTHEASTERN TENNESSEE: TENNESSEE DIV. GEOLOGY BULL. 52, 275P

  • Deposit

    1944 GEOL MAP KING AND OTHER

General comments

Subject category Comment text
Deposit REPLACEMENT OF MASSIVE SANDSTONE ALONG FAULT ZONE & IMPREGNATION OF ADJACENT WALL ROCK

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1972 Fagan, James M. U.S. Geological Survey