Gemstones of the World
Walter Schumann
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Rocks & Minerals of...
Dan R Lynch,
Bob Lynch
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Geodes: Nature's Treasures
Brad L Cross
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Handbooks: Rocks and Minerals...
Chris Pellant
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Finding Gold in Colorado: The...
Laura a Hoeppner (Photographer),
Kevin A Singel
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Rocks, Gems and Minerals: A...
Paul R Shaffer,
Herbert S Zim
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Gem Cutting: A Lapidary's...
John Sinkankas
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The Smithsonian National Gem...
Dr. Jeffrey Edward Post
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Secrets of the Gem Trade: The...
Richard W Wise
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Rocks and Minerals
Chris Pellant
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eBook from $14.68
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The Firefly Guide to Minerals...
Rupert Hochleitner
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Gemstones: A Concise...
Robin Hansen
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Handbook of Gem Identification
Richard T Liddicoat
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Earth Materials: Introduction...
Cornelis Klein,
Anthony R Philpotts
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Rare Earth Frontiers: From...
Julie M. Klinger
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Agate Hunting Made Easy
Jim Magnuson,
Carol Wood (Photographer)
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Southeast Treasure Hunter's...
Kathy J. Rygle
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The Mineral Book
McQueen David
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A Practical Guide to Rock...
Ron H Vernon
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Mineralogy
Dexter Perkins
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Rocks and Minerals of...
Vinson Brown,
Professor David Allan
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Rock Pickers Guide to Lake...
Mark Sparky Stensaas,
Rick Kollath (Illustrator)
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The Art of Gem Cutting
Dake
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Finding Gold in Colorado:...
Laura a Hoeppner (Photographer),
Kevin Singel
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