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This most complete guide to Northern California features sites from the Oregon border south to San Luis Obispo. Beautiful color photographs showcase the specimens that can be found at the sites described. Detailed text and maps make locating collecting areas easy.
Detailed maps and descriptive text lead the rock-hound to over 70 of the best sites from San Luis Obispo to the Mexican border.
Field guide to the gems and minerals of the Mohave and Colorado Deserts. Includes maps and photos.
A complete guide and source-book brimming with advice on collecting and preparing gems and minerals .