This book examines more than 70 of the most valuable and most common gems and tells the reader how to best care for each one. Twenty nine of the best known gems and gem families are presented on separate pages, along with color photographs, proper care and cleaning.

Gem Care 2003, Gem Guides Book Company

ISBN-13: 9781887651073

Rev edition

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Gem Care 1995, Gem Book Publishers

ISBN-13: 9780963372352

Illustrated

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