Tennessee · Grainger County
Past Producer

Idol Comstock

Grainger County, Tennessee, United States
ZincIronBarium-Barite
⌖ Show on mapUSGS source ↗
Description

C.B. Comstock Of New York (Initial Prospecting)

Commodities
PrimaryZinc
TertiaryIron, Barium-Barite
Commodity typeB
Deposit
Model228: Mississippi Valley, Appalachian Zn
Deposit sizeL
Orebody formIRREGULAR
Ore controlBedding; Solution-Collapse Breccia Zones
Materials
Ore mineralsSphalerite
GangueAnhydrite, Barite, Calcite, Chert, Dolomite, Fluorite, Gypsum
Other materialsPyrite
Geology
Host rockDolomite · Longview Dolomite; Kingsport Formation, Limestone;Mascot Dolomite
StructureNortheast-Trending Strike Belts
Tectonic settingGeosyncline
AlterationDolomitization
Economic & production
Development statusPast Producer
Discovery year1920
Identification
Deposit ID10102280
MRDS IDK001770
RegionNA
Data scoreB
Coordinates36.3762, -83.40238
References
SECRIST, M.H., 1924, ZINC DEPOSITS OF EAST TENNESSEE: TENN. DIV. GEOL., BULL. 31, 165 P.SAYRS, R.L., AND CLAYTON, A.B., 1949, INVESTIGATIONS OF IDOL AND DALTON ZINC DEPOSITS, GRAINGER COUNTY, TENNESSEE: U.S. BUREAU OF MINES, RPT. OF INVESTIGATIONS 4497, 7 P.MAHER, S.W., 1958, THE ZINC INDUSTRY OF TENNESSEE: TENN. DIV. GEOL., INF. CIR. NO. 6, 28 P.KENT, D.F., ZINC PROSPECTS OF THE COPPER RIDGE DISTRICT, EASTERN TENNESSEE: U.S. GEOLOGICAL SURVEY STRATEGIC MINERALS INVESTIGATIONS, PRELIMINARY MAPS. MAY ALSO BE REFERENCED UNDER THE TITLE "MAPS OF THE SHILOH, JOHNS, AND IDOL ZINC PROSPECTS, HAWKINS, HANCOCK, AND GRAINGER COUNTIES, EAST TENNESSEE".1924 GEOLMAP SECRIST, M.H., TENN. DIV. GEOL., BULL.1949 DIREXPL SAYRS & CLAYTON, USBM R.I.1958 COMPILE MAHER, S.W., TENN. DIV. GEOL., INF. CIR.Leach, D., Sangster, D., Kelley, K., Large, R.R., Garven, G., Allen, C., Gutzmer, J., and Walters, S., 2005, Sediment-hosted lead-zinc deposits: A global perspective. Economic Geology, 100th Aniversary Volume. pp. 561-607. Also Appendices A, B, C, D, E, and Supplement