Illinois State Geological Survey creator text utu 2021 monographic en 1 online resource : multiple file formats "Inside Illinois: Mineral Resources" by Illinois State Geological Survey is a scientific publication that was written in the mid-20th century. The book explores the varied mineral wealth of Illinois, detailing not only the types of minerals present in the state but also the geological processes that led to their formation. It provides an overview of the state's physiography and mineral production, highlighting the significance of resources such as coal, petroleum, and various types of rocks and minerals. The content of the book is structured around the geological formation of Illinois and the diverse mineral resources it harbors. It explains the development of the state's landscape through ice ages and discusses the characteristics of different minerals found below the surface, including sedimentary, igneous, and metamorphic rocks. Data from the mid-1960s shows that Illinois was a prominent mineral producer, emphasizing commodities like crude oil, coal, and stone products. The publication aims to educate readers on the significance of geology to Illinois' economy and environment, and it provides valuable insights into the state's mineral industry, including how these resources are extracted and utilized. (This is an automatically generated summary.) Release date is 2021-09-16 Stephen Hutcheson and the Online Distributed Proofreading Team at https://www.pgdp.net Original publication data not identified Mines and mineral resources -- Illinois QE Original publication data not identified https://www.gutenberg.org/ebooks/66317 https://www.gutenberg.org/ebooks/66317 UtSlPG 260607 20260610134530.0 66317