Your Must-Have Guide to Michigan's Rocks and Minerals Get the perfect guide to rocks and minerals of the Great Lake State! This book by Dan R. Lynch and Bob Lynch features comprehensive entries for 96 Michigan rocks and minerals, from common rocks to rare finds. Learn from the fascinating information about everything from Petoskey stone and copper to gold and agates. The easy-to-use format means you'll quickly find what you need to know and where to look. The authors' incredible, sharp, full-color photographs depict the detail needed for identification-no need to guess from line drawings. With this field guide in hand, identifying and collecting is fun and informative

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