Project Gutenberg 2021-05-23 Public domain in the USA. 193 Lamar, J. E. (John Everts) 1897 1979 Lamar, John Everts Industrial Minerals and Metals of Illinois Illinois State Geological Survey. Educational series, 8 Stephen Hutcheson and the Online Distributed Proofreading Team at https://www.pgdp.net "Industrial Minerals and Metals of Illinois" by J. E. Lamar is a scientific publication written in the mid-20th century. The book provides a detailed overview of the various industrial minerals and metals found within the state of Illinois, exploring their characteristics, formation, and the economic significance they hold for the region. This educational series published by the Illinois State Geological Survey serves as an informative resource for understanding the state’s mineral resources and their uses. The content of the book is organized to cover a wide range of materials, including limestone, dolomite, silica sand, fluorspar, and various metallic ores like galena and sphalerite. Each section discusses the geological formation of these minerals, their extraction processes, and their practical applications in industries, such as construction and manufacturing. For instance, limestone is depicted as a versatile rock crucial for cement production, while silica sand is highlighted for its use in glass making and hydraulic fracturing in oil production. Additionally, the book underscores the contributions of the Illinois State Geological Survey in researching and mapping these resources, indicating their continuous importance to both local economies and industries. (This is an automatically generated summary.) Reading ease score: 60.9 (8th & 9th grade). Neither easy nor difficult to read. en Mines and mineral resources -- Illinois QE Text Category: Science - Earth/Agricultural/Farming 133806 2025-06-26T05:10:14.117425 text/html 105916 2024-10-18T13:57:46 text/html 3891151 2025-06-26T05:10:20.791410 application/epub+zip 3892888 2025-06-26T05:10:17.220449 application/epub+zip 113469 2025-06-26T05:10:15.609385 application/epub+zip 3920824 2025-06-26T05:10:22.904858 application/x-mobipocket-ebook 3902860 2025-06-26T05:10:19.275422 application/x-mobipocket-ebook 147639 2022-09-29T12:49:42.268545 application/x-mobipocket-ebook 102887 2025-06-26T05:10:13.526412 text/plain; charset=us-ascii 83016 2024-10-18T13:57:46 text/plain; charset=us-ascii 16670 2025-06-26T05:10:23.028878 application/rdf+xml 12900 2025-06-26T05:10:15.734412 image/jpeg 2677 2025-06-26T05:10:15.671400 image/jpeg 3918123 2025-06-26T05:10:14.208560 application/octet-stream application/zip Archives containing the RDF files for *all* our books can be downloaded at https://book.klll.cc/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog