Feldspar in Illinois sands, a study of resources /

Bibliographic Details

Main Author:	Willman, H. B. (Harold Bowen), 1901-1955
Format:	Book
Language:	English
Published:	Urbana, Illinois, [publisher not identified] ; 1942.
Series:	Report of investigations (Illinois State Geological Survey) ; no. 79.
Subjects:	Feldspar. Sand.