An analysis of selected Indiana coals by the particle count method.

by Pickering, Ranard Jackson
Bloomington, 1953

Petrographic and chemical composition of Indiana coals.

by Neavel, Richard C.
Bloomington : For sale by Geological Survey, Indiana Dept. of Conservation, 1961

Chemical analyses of carbonate rocks in Putnam County, Indiana /

by Ennis, Margaret V.
Bloomington, Ind. : Indiana University, Indiana Geological Survey, 1995

Chemical analyses of carbonate rocks in Orange County, Indiana /

by Ennis, Margaret V.
Bloomington, Ind. : Indiana University, Indiana Geological Survey, 1994

Distribution of minor elements in coal beds of the eastern interior region /

by Zubovic, Peter, 1915-, Stadnichenko, Taisia, 1894-1958, Sheffey, Nola B., 1929-1996
Washington, [D.C.] : United States Government Printing Office, 1964