Gemstones of the World
Walter Schumann
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Material World: The Six Raw...
Ed Conway
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Rocks & Minerals of...
Dan R Lynch,
Bob Lynch
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Finding Gold in Colorado: The...
Laura a Hoeppner (Photographer),
Kevin A Singel
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Rockhounding for Beginners:...
Lars W Johnson,
Stephen M Voynick
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Gemstone Tumbling, Cutting,...
Jim Magnuson
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eBook from $17.99
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de Re Metallica
Georgius Agricola
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eBook from $38.95
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Agate Hunting Made Easy
Jim Magnuson,
Carol Wood (Photographer)
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Collecting Fluorescent...
Stuart Schneider
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Handbooks: Rocks and Minerals...
Chris Pellant
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A Field Guide to Rocks and...
Frederick H. Pough
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The Firefly Guide to Minerals...
Rupert Hochleitner
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Beryl and Its Color Varieties
Dmitriy Belakovskiy
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Geological Methods in Mineral...
Roger Marjoribanks
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eBook from $47.70
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Fire in the Sea: The...
Walter L Friedrich,
Alexander R McBirney (Translator)
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Rocks, Gems and Minerals: A...
Paul R Shaffer,
Herbert S Zim
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Learning about Rocks
Mari Schuh
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The Natural History Museum...
Robin Hansen
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Minerals of Nevada
Stephen B Castor,
Gregory C Ferdock
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Agates: Treasures of the Earth
Roger Pabian
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Geodes: Nature's Treasures
Brad L Cross
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The Ground Beneath Us: From...
Paul Bogard
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Rocks and Minerals of...
Vinson Brown,
Professor David Allan
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The Birth of Opal: Natural...
Richard Colin Shepherd
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