Fluorspar mining district, Cave-in-Rock and Shawnee National Forest (Guidebooklet - Illinois State Museum)
Publisher: Education Section, Illinois State Museum
Published: 1979
Language: eng
Format: Unknown Binding
Number of pages: 42
ISBN-13: 9780897920766
Subjects: Biotic communities; Cave-in-Rock Region; Fluorspar; Geology; Guidebooks; Illinois