Gems: their sources, descriptions, and identifications

Since it was first published in 1962 'Gems' has become universally recognised as the most comprehensive and authoritative treatise on gem materials in the English language.In this sixth edition, chapters, appendices and tables have been revised for relevance to today's practice and include an expanded encyclopedic section.'Gems' caters for the professional jeweller and student gemmologist, collector of gems and those with an insatiable interest in precious stones. NB: The gem testing section has been removed as this is covered extensively in Gemmology 3e*Unique comprehensive source of information on gems*Contributing authors, at the top of the field, bring the latest developments to the reader*The only encyclopedic reference for gemstones