Readers will find fascinating details about the discovery, whereabouts, and value of famous opals, from such classic specimens as the Burning of Troy Opal to th

This book is the latest in the popular Fred Ward Gem Book Series. The full-color photographs give the buyer and enthusiast all the information needed to underst

New edition with added chapters and sections. Provides all the information necessary for complete analysis and evaluation of any opal from a true gem. Properly

Darius Thorne has learned to use his wit and intelligence to strategize a better life for himself. He is the White Knight amidst the small secret circle of Gent

Proven step-by-step approach to cutting opal. Easy-to-use guide that takes the beginner through the first stone to advanced cutting techniques, including double