Rocks and Minerals of the United States Field Guide

🔎 EASILY IDENTIFY 140 ROCKS, CRYSTALS, MINERALS, AND GEMSTONES IN SECONDS!

This rock and mineral identification guide has all the information you need to look like a seasoned geologist in an easy-to-read, no-fluff format! 280 stunning, full-color images will stop you from walking past incredible finds! Every page of this wire-bound guide is protected with a thick, durable, wipeable, and water-resistant plastic covering that is extremely rugged. This is the most durable rockhounding book you will find that will withstand years of use in outdoor expeditions and children’s playrooms.

The 20 Most Valuable Rocks & Minerals Found In California

Living in California, we’re surrounded by natural beauty, but have you ever thought about what’s hiding beneath the surface? Our state is a goldmine—literally and figuratively—for valuable rocks, minerals, and gems. Whether you’re into collecting or want to make a little extra cash, there’s a world of treasures waiting to be discovered here. Take gold, … Read more