Get this must-have guide for Minnesota, featuring full-color photographs and information to help you identify rocks and minerals. Identify and collect rocks and minerals with the perfect guide to the North Star State! With this famous field guide by Dan R. Lynch and Bob Lynch, field identification is simple and informative. The book features comprehensive entries for 90 rocks and minerals, from common rocks to rare finds. That means you’re more likely to identify what you’ve found. The authors know rocks and took their own full-color photographs to depict the detail needed for identification―no more guessing from line drawings. The field guide’s easy-to-use format helps you to quickly find what you need to know and where to look. [232 Pages]