Chapter I

identification charts: 24
igneous rocks, definition of: 9
intrusive igneous rocks, definition of: 9
Irion County: 60
iron: 59, 66, 67, 69, 70, 72, 73
Iron Mountain: 73

J
Jackson strata: 97
jasper: 81, 84
Jasper County: 52
Jeff Davis County: 45, 51, 74, 78, 85
Jefferson County: 91
Johnson County: 69

K
kaolin: 51
kaolinite: 51
karats: 60
Karnes County: 97, 98
Katemcy: 94
Kendall County: 18
Kenedy County: 66
Kent County: 98
kidney ore: 67
King, Elbert A., Jr.: vii
King County: 52
Kinney County: 45
Kleberg County: 66
Knox County: 52