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Guide to Gems: Illustrated Guide to the Identification, Properties and Use of Gemstones (Firefly Pocket)

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Learn how gemstones are formed and how to recognise them by their unique qualities and colours. A wonderful book for beginners, students, and gemstone-enthusiasts that includes the latest scientific research and gemstone classification. The first section of the book focuses on precious gems in their many forms, with illustrations of priceless jewelry. Practical information includes: Designed for beginners and experienced collectors alike, this gemology book explores what gemstones are, how they are classified, and how to identify them by their physical and optical properties. It also shows you how they were fashioned and imitated throughout history. Learn the differences between varieties of cut and uncut stones, organic gemstones, and precious metals. It includes a glossary for many more technical and scientific terms and over 800 high-quality photos of gems. It's the ideal gift for any budding gemologist The second and main section supplies complete descriptions of a wide range of gems, organized by chemical composition, for instance:

Gemstones is filled with all you need to know about these fascinating minerals - cut and uncut stones, organic gemstones, and precious metals. Inside you'll find: A detailed introduction to everything a beginner gemologist needs to know including how gemstones form, the different properties, crystal shapes, faceting, and the history of gems Gemstones and crystals are used for jewelry, industry, lasers and precision technology. Firefly Guide to Gems is a practical, compact guide to the identification and use of precious and semi-precious stones, novelty stones, agates and crystals.An introduction explains geology, chemistry and gemstone properties in clear and accessible terms. Key aspects of gemstones are explained such as crystal structures and optical and physical properties. A fascinating profile of each gem is accompanied with color photographs of the raw crystal, common cuts, and finally polished for use in jewelry. At-a-glance charts provide technical details such as refractive index, crystal group, luster, hardness and cleavage for each gem. Delve into the one-of-a-kind characteristics, colours, and attributes of more than 130 gemstones with this compact visual guide. For easy classification, each stone's entry includes annotated photographs to highlight distinguishing features and concise details about the attributes of gems.

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