Lake Superior Agates: Identify Agates and Imposters!
Basin Analysis: Principles and Application to Petroleum Play Assessment
Rockhounding New York: A Guide to the State's Best Rockhounding Sites (Rockhounding Series)
The Collector's Guide to the Minerals of New York State
Collector's Guide to the Feldspar Group
Basin Analysis: Principles and Application to Petroleum Play Assessment
Rockhounding Utah, 2nd: A Guide to the State's Best Rockhounding Sites (Rockhounding Series)
Sedimentary Geology
Geology of Ireland: A Field Guide
Collecting Agates and Jaspers of North America
Smithsonian Handbooks: Rocks & Minerals (Smithsonian Handbooks)
Salt: A World History
National Audubon Society Field Guide to North American Rocks and Minerals (National Audubon Society Field Guides)
Smithsonian Handbooks: Gemstones
A Grain of Sand: Nature's Secret Wonder
Healing Crystals and Gemstones: From Amethyst to Zircon
Rocks, Gems and Minerals (Golden Guide from St. Martin's Press)
Rocks & Minerals Playing Cards
Collecting Rocks, Gems and Minerals: Identification, Values and Lapidary Uses (Collecting Rocks, Gems & Minerals: Identification, Values, Lapidar y Uses)
Let's Go Rock Collecting (Let'S-Read-And-Find-Out Science. Stage 2)
Smithsonian Handbooks: Rocks & Minerals (Smithsonian Handbooks)
Salt: A World History
Smithsonian Handbooks: Gemstones
National Audubon Society Field Guide to North American Rocks and Minerals (National Audubon Society Field Guides)
A Grain of Sand: Nature's Secret Wonder
Collecting Rocks, Gems and Minerals: Identification, Values and Lapidary Uses (Collecting Rocks, Gems & Minerals: Identification, Values, Lapidar y Uses)
Peterson First Guide to Rocks and Minerals
California Rocks: A guide to Geologic Sites in the Golden State
A Field Guide to Rocks and Minerals (Peterson Field Guides)
Manual of Field Geology.
Salt: A World History
Smithsonian Handbooks: Rocks & Minerals (Smithsonian Handbooks)
National Audubon Society Field Guide to North American Rocks and Minerals (National Audubon Society Field Guides)
Smithsonian Handbooks: Gemstones
Collecting Rocks, Gems and Minerals: Identification, Values and Lapidary Uses (Collecting Rocks, Gems & Minerals: Identification, Values, Lapidar y Uses)
Let's Go Rock Collecting (Let'S-Read-And-Find-Out Science. Stage 2)
Healing Crystals and Gemstones: From Amethyst to Zircon
Collecting Rocks, Gems & Minerals: Easy Identification - Values - Lapidary Uses (Collecting Rocks, Gems & Minerals: Identification, Values, Lapidar y Uses)
Fifty Minerals that Changed the Course of History
Gemstones of the World: Newly Revised & Expanded Fourth Edition