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Rockhounding Idaho: A Guide...
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Michigan Rocks & Minerals: A...
Dan R Lynch,
Bob Lynch
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Rockhounding Utah: A Guide to...
William A Kappele,
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Rockhounding Montana: A Guide...
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Rockhounding Washington: A...
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Rocks and Minerals
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Rock Collecting for Kids: An...
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Across the Sand
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Rockhounding Colorado: A...
William A Kappele,
Gary Warren (Revised by)
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Gemstone Tumbling, Cutting,...
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A Rock Is Lively
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Geology Lab for Kids: 52...
Garret Romaine
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Rockhounding New England: A...
Peter Cristofono
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Beautiful Rocks and How to...
Alison Jean Cole
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The Science of Gems
Serena Haines
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Origin of Carbonate...
Noel P James,
Brian Jones
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The Eyes of the World: Mining...
James H Smith
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A Ritual Geology: Gold and...
Robyn D'Avignon
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Discover Nature in the Rocks
Rebecca Lawton,
Diana Lawton
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Rockhounding New Mexico: A...
Martin Freed,
Ruta Vaskys
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Stories in Stone: Travels...
David B Williams
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Dirt: The Ecstatic Skin of...
William Bryant Logan
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Wills' Mineral Processing...
Barry A Wills
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