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The Rockhound's Manual
Buy from $4.98
Rocks and Fossils
Starting at $0.99
Prospecting for Gemstones and Minerals
Starting at $13.15
Northwest Treasure Hunter's Gem & Mineral Guide: Where & How to Dig, Pan and Mine Your Own Gems & Minerals
Starting at $2.36
Rocks and Minerals of California,
Starting at $3.72