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    Cambrian - Knox dolomite; Nolichucky shale; Honaker limestone; Russell formation (1)
    Carboniferous - Tellowa formation; Sequoyah formation; Dotson sandstone; Bearwallow conglomerate; Dismal formation; Dismal conglomerate-lentil; Raleigh sandstone; Welch formation; Pocahontas formation; Bluestone formation; Princetone conglomerate; Hinton formtion; Bluefield shale; Greenbrier limestone; Price sandstone (1)
    Devonian - Kimberling shale; Romney shale (1)
    Geology -- United States --Maps (1)
    Geology--Virginia--Maps (1)
    Geology--West Virginia--Maps (1)
    Silurian - Rockwood formation; Clinch sandstone; Bays sandstone; Sevier sandstone; Moccasin limestone; Chickamauga limestone; Knox dolomite (1)
    Transitional - Giles formation (1)