Lake Michigan Rock Picker's Guide
By Bruce Mueller and Kevin Gauthier
An eagerly awaited rock identification guide for Lake Michigan. Korner Gem's Pure Michigan Rock Picker's guide is a great tool to help you find your Michigan treasures on the beach. Each book has colorful illustrations of rocks in that area with detailed descriptions on how to find and identify them. Korner Gem's Rock Picker's Guide was on the top seller list for rock hunting around the Great Lakes.