The premiere guide for rockhounds and geology enthusiasts for the state of Washington with over 200 sites. Clearly written by well-known geologists who reside i

Completely updated and revised, this comprehensive collecting guide covers all four corners of the Evergreen State, from the misty shores of the Olympic peninsu

This book provides detailed directions and GPS coordinates to the best rockhounding sites in Washington, with valuable tips on what to tools to bring and how to

Rocks, Minerals, and Geology of the Pacific Northwest highlights100 rocks, minerals, and fossil types found in Oregon and Washington. Each entry has color photo

Your Must-Have Guide to the Rocks and Minerals of Washington and Oregon. Get the perfect guide to rocks and minerals in the Evergreen and Beaver States! This bo