Exotic Gems Volume 3: How to Identify, Evaluate, Select and Care for Matrix Opal, Fire Agate, Blue Chalcedony, Rubellite Indicolite, Paraiba and Other Tourmalines (Newman Exotic Gems)

by Renee Newman Paperback details (USA). details (Italy). (see also: Copertina flessibile) details (Spain - España). (see also: Tapa blanda) ISBN: 978-0-929975-48-1 ISBN-10: 0-929975-48-0 International Jewelry Publications · 2014