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A geologic excursion to fluorspar mines in Hardin and Pope Counties, Illinois; Illinois-Kentucky mining district and adjacent Upper Mississippi Embayment

Authors
Publication date
1 January 1973
Publisher
[Urbana, Illinois State Geological Survey,

Abstract

"Prepared for the Ninth Annual Forum on the Geology of Industrial Minerals, Paducah, Kentucky, April 27-28, 1973."Bibliography: p. 27-28

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