How And Where Is The Mineral Mined - EEG .
Mineral Resources Kentucky Geological Survey. Clays are mined in various parts of the state for uses in brick, ceramic ware, pottery, and other specialized uses.New research on the potential for rare earth elements ree in igneous rocks in parts of the western kentucky fluorspar district shows that rees are there, and more research is needed on these complex igneous rocks to understand.