Gem Trails of Southern California by Gem Guides Book Co 
Detailed maps and descriptive text lead the rockhound to over 82 of the best collecting locales for gems, minerals, and fossils. Numerous black and white photos aid in locating the collecting area and color photos help with specimen identification. Includes a handy mineral locator index, glossary and helpful contact information.Read more Gem Trails of Southern California
Gem Trails of Southern California Feature
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