Publisher's Synopsis
Agates: Treasures of the Earth is the first popular guide to these beautiful gemstones. Agate collectors worldwide are drawn to its infinite variety of colourations and banding. This book captures that enthusiasm and reveals how and where agates form, together with a comprehensive identification guide. Sumptuously illustrated with full colour photographs of superb mineral specimens from around the world, this is both an up-to-date reference source and an accessible introduction to the life of agates.