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Southwest Treasure Hunter's...
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The Allure of Turquoise
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Rockhounding Nevada: A Guide...
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The Wonder of North American...
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Basic Rockhounding and...
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Upon a Clay Tablet, the...
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Rocks and Minerals: Level 3
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Gemstone Tumbling, Cutting,...
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The Alchemy of Stones: Co...
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Rockhounding Arizona: A Guide...
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Fifty Minerals That Changed...
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Magnet: How William Gilbert...
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Rockhounding Wyoming
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Beautiful Rocks and How to...
Alison Jean Cole
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Collector's Guide to Quartz...
Robert J Lauf
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An Introduction to...
Bruce Yardley,
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Gemstones
Gina Ingoglia
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Opals
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