Gems of the WorldBook - 2008
Guide to the indentification and use of gemstones. Includes the geology, chemistry and properties of gemstones, what to look for when buying and how to care for them, plus information on the diamond industry.
Publisher: Buffalo, N.Y. : Firefly Books, 2008
Characteristics: 256 p. : ill. (chiefly col.), col. maps ; 26 cm