Dolichopodidae-Platypezidae

Rocks, Gems, and Minerals

The Ecology of Social Behavior

Rocks and Minerals

Conservation of Plant Genes: Dna Banking and in Vitro Biotechnology

Field Guide to Rocks & Minerals of Southern Africa

Physical Forces and the Mammalian Cell

Dirt: The Ecstatic Skin of the Earth

Bibliography and Ore Occurrence Data: Indexes Volumes 8-10

Handy Pocket Guide to Asian Gemstones

Blue: The Science and Secrets of Nature's Rarest Color

Rockhounding Idaho: A Guide to 99 of the State’s Best Rockhounding Sites

Modern Rockhounding and Prospecting Handbook

Ancient Gems and Finger Rings: Catalogue of the Collection

The Science of the Earth: The Secrets of Our Planet Revealed

Boom, Bust, Boom: A Story About Copper, the Metal that Runs the World

The Art of Gem Cutting - Including Cabochons, Faceting, Spheres, Tumbling and Special Techniques

Geological Structures: An Introductory Field Guide