Rock Pickers Guide to Lake Superior's North Shore

Have you ever wondered how all those interesting colored rocks found their way to the shore of Lake Superior? This little guide book will provide some basic background on the geology of the region, and provide profiles of 15 types of rocks or other material that can be found along the shore and brief profiles of 12 beaches and the types of rock most common there. Written by Mark Sparky Stensaas, illustrated by Rick Kollath, it is a unique guide to the North Shore.