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In this companion volume to Gems & Jewelry Appraising, 2nd Edition, the first comprehensive book on appraising, Registered Master Valuer Anna ...
View full detailsGem Identification Made Easy is the first and only book that explains in non-technical terms how to identify diamonds and colored gems, and how to...
View full detailsExplains in non-technical terms how to use the dichroscope to identify colored gems, and how to separate natural gems from imitations, treated g...
View full detailsExplains in non-technical terms how to use the Chelsea filter and synthetic emerald filter to identify diamonds and colored gems, and how to sep...
View full detailsExplains in non-technical terms how to use the refractometer to identify diamonds and colored gems, and how to separate natural gems from imitat...
View full detailsExplains in non-technical terms how to use the loupe and dark-field loupe to identify diamonds and colored gems, and how to separate natural gem...
View full detailsNewly updated and expanded,COLORED GEMSTONES gives you all theinformation you need to buy, collect, sell―or simply enjoy―sapphires, emeralds, rubi...
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The fascinating world of Goebel is brought to you by two of the world's foremost authorities, Werner Moderhack and Ray Wagner. This book, Goebel: ...
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Lead, mercury, arsenic, and cadmium are major toxic metals. All are environmental pollutants that can inflict harm on humans and other living creat...
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The Definitive Guide to SCUBA Diving and Snorkeling in Barbados "This is what divers want. A mapping style and key information presented in a way t...
View full detailsA compact, authoritative guide for freshwater fishing trips From one of the most respected names in the world of sportfishing comes the definitive,...
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