Illinois mineral industry in 1986 and review of preliminary mineral production data for 1987
By: Irma E. Samson
Contributors: Illinois State Geological Survey
Series: Illinois mineral notes -- 100; Illinois minerals note -- 100.
Publisher: Illinois State Geological Survey
Published: 1989
Place of publication: Champaign, Ill
Language: eng
Number of pages: 40
Subjects: Mines and mineral resources; Mineral industries; Statistics