Schultz, Leonard G. <br/><br/>
Quantitative interpretation of mineralogical composition from x ray and chemical data for the pierre shale / 
by Leonard G. Schultz 
 - Washington :  United States Government Printing Office,  1964 
 - iv, 47 p. :  ill. ;  29 cm. 
 - Geological Survey professional paper ;  391-C .
<br/><br/>Bibliography: p. 46-47 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology, Stratigraphic<br/>Geology, Stratigraphic
<br/><br/><label>Dewey Class. No.: </label>551.78