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Material World: The Six Raw...
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Rockhounding for Beginners:...
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The Firefly Guide to Minerals...
Rupert Hochleitner
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Rocks, Gems and Minerals: A...
Paul R Shaffer,
Herbert S Zim
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The Smithsonian National Gem...
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Jim Magnuson
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Chris Pellant
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Manual of Mineral Science
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Earth Materials: Introduction...
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Gemstones: A Concise...
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Southeast Treasure Hunter's...
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Manual of Mineralogy (After...
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An Introduction to...
Bruce W Yardley
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The Rare Earth Elements: An...
J H L Voncken
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Environmental and Low...
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Rocks and Minerals
C Sorrell
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Mineral Resource Estimation
Mario E Rossi,
Professor Clayton V Deutsch
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The Encyclopedia of Gemstones...
Martin Holden,
Professor Edmond A Mathez (Editor)
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Agate Hunting Made Easy
Jim Magnuson,
Carol Wood (Photographer)
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Finding Gold in Colorado: The...
Laura a Hoeppner (Photographer),
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Gem Trails of New Mexico
James R Mitchell
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