The fluorspar deposits of Hardin and Pope Counties
By: by Edson S. Bastin
Series: Illinois State Geological Survey. Bulletin -- no. 58; Bulletin (Illinois State Geological Survey) -- no. 58.
Publisher: State Geological Survey
Published: 1931
Place of publication: Urbana
Language: eng
Number of pages: 116
Subjects: Fluorspar; Mines and mineral resources
Notes: Includes bibliographical references.