A geologic excursion to Fluorspar Mines in Hardin and Pope Counties, Illinois.  by James W. Baxter [and others]
Contributors: Baxter, J.W.
Publisher: Illinois State Geological Survey
Place of publication: Champaign
Language: eng
Number of pages: 30
Subjects: Fluorspar - Illinois; Geology - Guidebooks - Illinois
Notes: prepared for the 9th annual forum on the geology of industrial minerals Paducah, Kentucky, April 27-28, 1973

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