Michigan Rocks & Minerals: A...
Dan R Lynch,
Bob Lynch
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Rocks & Minerals of...
Dan R Lynch,
Bob Lynch
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Finding Gold in Colorado:...
Laura a Hoeppner (Photographer),
Kevin Singel
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Rocks, Gems and Minerals: A...
Paul R Shaffer,
Herbert S Zim
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The Firefly Guide to Minerals...
Rupert Hochleitner
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Rock Pickers Guide to Lake...
Mark Sparky Stensaas
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Finding Gold in Colorado: The...
Laura a Hoeppner (Photographer),
Kevin A Singel
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Southeast Treasure Hunter's...
Kathy J. Rygle
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Gemstones: A Concise...
Robin Hansen
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Rockhounding for Beginners:...
Lars W Johnson,
Stephen M Voynick
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Rocks & Minerals: The...
DK
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Gemstone Tumbling, Cutting,...
Jim Magnuson,
Val Carver
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Rocks & Minerals
Chris Pellant,
Smithsonian Institution (Contributions by)
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Granites: Petrology,...
Anne Nédélec,
Jean-Luc Bouchez
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The Golden Trade: Or A...
Richard Jobson,
Charles G Kingsley (Editor)
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Gem Cutting: A Lapidary's...
John Sinkankas
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De Re Metallica
Georgius Agricola,
Herbert Hoover (Translator)
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Minerals of Georgia: Their...
Jose Santamaria (Editor),
Robert B Cook
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Minerals of Nevada
Stephen B Castor,
Gregory C Ferdock
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Introduction to Mineralogy
William D Nesse,
Graham B Baird
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Great Lakes Rocks: 4 Billion...
Stephen E Kesler
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A Field Guide to Gold,...
Rick Hudson
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Recovery and Refining of...
C W Ammen
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The Gem & Mineral Collector's...
Lanny R Ream
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