A guide to the identification, structure, and uses of precious and semi-precious stones, novelty stones, agates, and crystals.

An important feature of the book is a comprehensive visual identification key. This makes it easy for the reader to recognize the type of a stone, and so move o

-Lavishly illustrated, Gems of the World is intended for anyone who has ever been fascinated by crystals, jewelry, and gems, from general readers to seasoned pr

Go on an outdoor treasure hunt and enjoy all nature has to offer with this field guide to rockhounding, perfect for armchair geologists or anyone headed out on

“Profiles 600 of the most stunning, most wonderfully adapted beetles around . . . The result is a work that is nothing short of magnificent.” —Wired When