The Sioux Quartzite. Foundation of the City.

Eeek I am ready to put the episode out but have not written show notes, what to do, what to do? I am going to publish and note later, or at least with intent to note later. Listen to this episode to hear some rock solid history! Links below! Throwback Thursday: Sioux Quartzite Iowa's Geological Past: Three Billion Years of Earth History - Page 38    books.google.com › books  Wayne I. Anderson · 1998    Northwest Iowa Plains | Iowa Geological Survey - College of Engineering | The University of Iowa  https://www.google.com/books/edition/Iowa_s_Geological_Past/D2kzQ5RC4JMC?hl=en&gbpv=1&pg=PA38&printsec=frontcover   Charles Abiathar White - Wikipedia  Gitchie Manitou State Preserve | Department of Natural Resources