Directory of Illinois mineral producers.

Includes producers of cement, clay and clay products, fluorspar, lime, lead and zinc, natural bonded molding sand, silica sand, and tripoli.

Bibliographic Details
Corporate Author:	Illinois State Geological Survey
Format:	Serial
Language:	English
Published:	Urbana. [publisher not identified] ;
Series:	Mineral economics brief.
Subjects:	Mineral industries > Illinois > Directories.

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