A new edition of the clearest, most authoritative guide to gemstones you will find. From Amber to Rubellite, discover over 130 varieties of cut and uncut stones, organic gemstones and precious metals. 800 incredible photos, precise annotations and detailed descriptions, including everything from gemstone shapes to their composition, will help you to identify different stones quickly and easily. Covers everything from what a gemstone is and where they occur to the natural properties they have and how they have been fashioned and imitated through the ages. Perfect for gemstone lovers and a comprehensive guide for collectors.
The oldest names for gemstones can be traced back to Oriental languages , Greek and Latin . Greek names especially have left their stamp on modern gem nomenclature . The meaning of old names is not always certain , especially where the ...
Spinel's name is derived from the Italian word spinella (“little thorn”), from the Latin word for “thorn” (spina), which alludes to the fact that its characteristic octahedral crystals have pointed ends. Properties and characteristics: ...
"Gems and Gemstones" features nearly 300 color images of cut gems, precious and semiprecious stones, gem-quality mineral specimens, and fine jewelry to be unveiled in the new Grainger Hall of Gems at the Field Museum in Chicago.
In this book, the author expounds on how they were formed, why they altered, why they became the cradles of precious gemstones, how they are categorized, and how they are now exploited by man. What initiates the growth of gemstones?
For those who prefer only natural stones, some jewelers now offer sapphire, ruby, and emerald in a wider quality ... In short, today there are more alternatives—natural gems, treated gems, synthetic gems, and imitation gems—in more ...
Malawi Corundum, including both ruby and sapphire, some of gem quality, was reported in 1958 from Chimwadzulu Hill in the south of Malawi, Central Africa (Rutland, 1969). In 1967–68 an organization was set up to mine and market the ...
Designed for beginners and experienced collectors alike, these field guides make identification of individual specimens sure, simple and straightforward. Each entry has a full color illustration as well as color-coded...
This book is the definitive guide to gems for over 20 years, takes the mystery out of appreciating, buying and selling all kinds.
Newly updated and expanded, COLORED GEMSTONES gives you all the information you need to buy, collect, sell— or simply enjoy—sapphires, emeralds, rubies and other colored gemstones with confidence and knowledge.
Since early 1989, a gem dealer I've known for years has been calling me every few weeks to brief me on mounting mayhem in Colombia's lucrative emerald market.