Directory of Illinois mineral producers, and maps of extraction sites 1997
By: John M. Masters ... [et al.].
Contributors: Illinois State Geological Survey
Series: Illinois minerals -- 117
Publisher: Illinois State Geological Survey
Published: 1999
Place of publication: Champaign, IL
Language: eng
Number of pages: 86
Subjects: Mines and mineral resources; Mineral industries; Directories
Notes: Includes index.