The Common Rocks and Minerals of Missouri

"The Common Rocks and Minerals of Missouri" by W. D. Keller is a guidebook designed to help everyday Missourians easily figure out what types of rocks and minerals they might stumble upon while exploring the outdoors. The author explains why people are often curious about these natural items and points out how important it is to have a resource that gives correct names, what they are made of, and what they can be used for. The guide is written in simple language and organized to help people who aren't scientists understand and learn about Missouri's geological history, offering people an easy path to identifying the rocks and minerals they find.