Mineral assessment tracts in Harlan county, Kentucky

[Additional scientific data in this geographic area]

EC02: Sedimentary exhalative Zn-Pb (31a) (Devonian - Mississippian) , covers 100 % of this area
The number of undiscovered deposits in this tract was not estimated.
EC04: Mississippi Valley, Appalachian Zn (32b) (Late Paleozoic) , covers 0.6 % of this area
The number of undiscovered deposits in this tract was not estimated.