The fluorspar deposits of southern Illinois /
| Main Author: | |
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| Format: | Government Document eBook |
| Language: | English |
| Published: |
Washington, D.C. :
Department of the Interior, United States Geological Survey,
1905.
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| Series: | Bulletin (Geological Survey (U.S.)) ;
no. 255. Series A--Economic geology ; 50. Series B--Descriptive geology ; 62. |
| Subjects: | |
| Online Access: | https://purl.fdlp.gov/GPO/gpo60245 |
| Item Description: | Title from title screen (viewed Aug. 25, 2015). |
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| Physical Description: | 1 online resource (75 pages, VI pages of plates) : illustrations, color maps. |
| Bibliography: | Includes bibliographical references and index. |