Rocks & Minerals
ebook
Collecting and Identifying Rocks
Baby Professor
ebook
Rockhounding & Prospecting: Upper Midwest
Jim Magnuson
ebook
Geopedia
Marcia Bjornerud
ebook
Northeast Treasure Hunter's Gem and Mineral Guide
Kathy J. Rygle
ebook
Semi-Precious Stones
Edwin W. Streeter
ebook
A Guide to Birthstones
Various Authors
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Amethyst Gemstones
Various Authors
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Connecting With Crystals
Laurelle Rethke
ebook
Discover Nature in the Rocks
Susan Panttaja
ebook
Jade Gemstones
Various Authors
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Michigan Rocks & Minerals
Dan R. Lynch
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Precious Stones and Their Stories
A. Hyatt Verrill
ebook
Rocks and Riches
Gary L. Prost
ebook
The Art of Gem Cutting
H. Dake
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The Classification, Identification and Characteristics of Gemstones
Various Authors
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Tourmaline Gemstones
Various Authors
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World's Greatest Natural Landmarks at a Glance Rock Formation Books Grade 4 Children's Earth Science
Baby Professor
ebook
A Grain of Sand
Gary Greenberg
ebook
Argiles
Encyclopaedia Universalis
ebook
Atlântida As Testemunhas - Parte I: A Criação da Atlântida
Walter Parks
ebook
Barren Lands
Kevin Krajick
ebook
Beautiful Rocks and How to Find Them
Alison Jean Cole
ebook
Boom, Bust, Boom
Bill Carter
ebook
Carbon Is Not a Dirty Word
Samantha Jewel
ebook
Collecting Fluorescent Minerals
Stuart Schneider
ebook
Crystal Healing
Dan R. Lynch
ebook
Diamant
Encyclopaedia Universalis
ebook
Downstate New York Rock Walks
C. Russell Dunn
ebook
El sexo y las estrellas
Andrea Valeria
ebook
From Rough Stones to Wow
Jim Magnuson
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Gem Testing
B. Anderson
ebook
Gemstone Facet Cutting
Various Authors
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Gold Panning in British Columbia
Jim Lewis
ebook
Help, I Have to Teach Rock and Mineral Identification and I'm Not a Geologist!
Tracy D. J. Barnhart
ebook
Hidden Landscapes
Steven Brooke
ebook
Kentucky Agate
Roland L. McIntosh
ebook
La Atlántida
Walter Parks
ebook
La Chasse Au Rocher Pour Les Débutants: Découvrez, Identifiez Et Polissez Les Gemmes, Les Minéraux e
Damien Fabien
ebook
La magia de las piedras preciosas
Hettie-Henriette Védrine
ebook
Lake Superior Rocks & Minerals Field Guide
Dan R. Lynch
ebook
Mammoth Cave National Park
Raymond Klass
ebook
Minerals, Collecting, and Value Across the Us-Mexico Border
Elizabeth Emma Ferry
ebook
Nature Speaks
Amanda Pennock
ebook
Navigating Rocky Terrain
Laurie Roath Frazier
ebook
New Mexico Rocks and Minerals
Frank S. Kimbler
ebook
New York Rocks & Minerals
Dan R. Lynch
ebook
Northeast Treasure Hunter's Gem & Mineral Guide
Kathy J. Rygle
ebook
Northwest Treasure Hunter's Gem and Mineral Guide
Kathy J. Rygle