Chapter I

Igneous rock 73
Iron band diaspore 58
Iron County 39, 45, 58
Iron Mountain 56
Iron ore 56, 57
Isinglass 44

J
Jack zinc ore 60
Jasper 38
Jefferson County 62
Joplin 60
Joplin dolomite 19

K
“Kaoleen” 37
“Keel” 56
Klondike 33