Description
By Bob Lynch & Dan Lynch Your must-have guide to Lake Superior’s rocks and minerals. Full-color photos and the details you need to know for identifying and collection
* incredible full-color sharp photos: the authors know ricks and took their own photographs in order to depict the detail needed for identification-no more guessing from line drawings
* comprehensive: photos of 75 rocks and minerals means you’re more likely to identify what you’ve found
*entries organized by area: find rocks unique to Minnesota, Wisconsin or Michigan or common to all three
* easy-to-use format: quickly find what you need to know and where to look
