Petrographic and chemical composition of Indiana coals.
Neavel, Richard C.
Petrographic and chemical composition of Indiana coals. - Bloomington : For sale by Geological Survey, Indiana Dept. of Conservation, 1961. - 81 p. : illus., (part fold. in pocket) map ; 23 cm. - Indiana. Geological Survey. Bulletin no. 22 . - Geological Survey bulletin (Bloomington, Ind.) ; no. 22. .
Running title: Composition of Indiana coals.
With : Minerals of Indiana. Bloomington : State of Indiana, Dept. of Conservation, Geological Survey, 1960. Bound together subsequent to publication.
Bibliography: p. 76-77.
gs 62000212
Coal--Indiana.
Petrology--Indiana.
Coal--Analysis.
QE109 / .A32 no. 22
Petrographic and chemical composition of Indiana coals. - Bloomington : For sale by Geological Survey, Indiana Dept. of Conservation, 1961. - 81 p. : illus., (part fold. in pocket) map ; 23 cm. - Indiana. Geological Survey. Bulletin no. 22 . - Geological Survey bulletin (Bloomington, Ind.) ; no. 22. .
Running title: Composition of Indiana coals.
With : Minerals of Indiana. Bloomington : State of Indiana, Dept. of Conservation, Geological Survey, 1960. Bound together subsequent to publication.
Bibliography: p. 76-77.
gs 62000212
Coal--Indiana.
Petrology--Indiana.
Coal--Analysis.
QE109 / .A32 no. 22