Get this must-have guide for Michigan, featuring full-color photographs and information to help you identify rocks and minerals. Identify and collect rocks and

An exciting trip below the surface of Michigan's rocks and fossils. Most people recognize Michigan by its mitten-shaped Lower Peninsula and the Great Lakes embr

Bruce Mueller is the rock expert who brought you the very popular Complete Guide to Petoskey Stones. Bookstores all along Lake Michigan loved that book, but the

Booklet prepared especially for non-geologists.