Gems and Gem Materials

From the dawn of time to the present day, gemstones have had a major role in the development and progress of the human race. This fascinating book provides a wealth of gemmological information, including historical analyses and scientific methodologies that conduce to make this a veritably encyclopaedic study of all aspects of the field. Both accessible and scientific at the same time, this fascinating book is perfect for anyone with an interest in gemmology and constitutes a great addition to any collection of gemmological literature. Chapters contained herein include: Crystal Forms, Physical Properties, Optical Properties, Crystal Structure and X-Ray Methods, Chemical Properties, Formation and Occurrence of Gem Minerals, Cutting and Polishing of Gems, Manufactures Gems, and many more. We are proud to republish this scarce text here complete with a new introduction to the subject.