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Antoinette Matlins & Antonio C. Bonanno 
Gem Identification Made Easy (5th Edition) 
A Hands-On Guide to More Confident Buying & Selling

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Cover von Antoinette Matlins & Antonio C. Bonanno: Gem Identification Made Easy (5th Edition) (ePUB)
This colorful book offers you a window into the world of Mahatma Gandhi, one of the most amazing people of the twentieth century. You will learn about Gandhi’s life—from his time as a student in London to his work for equality in South Africa and India—and his methods of peaceful, but not passive, resistance to injustice.
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Inhaltsverzeichnis

Contents
List of Tables • xi
List of Color Plates • xii
Preface to the Fourth Edition • xiii
Acknowledgments • xvii
Introduction by Anna M. Miller • xix
Part 1
Before Beginning
1. Before Beginning • 3
Part 2
Getting Ready
2. Setting Up the Lab • 13
3. Proper Lighting for Gem Identification • 37
PART 3
The Essential Instruments—What They Are and How to Use Them
4. The Loupe and Dark-Field Loupe • 49
5. The Chelsea Filter and Synthetic Emerald Filter • 77
6. The Dichroscope • 93
7. The Ultraviolet Lamp • 111
8. The Refractometer • 131
9. The Microscope • 149
Part 4
Optional Instruments—When and How to Use Them
10. The Spectroscope • 175
11. The Polariscope • 189
12. The Diamond-Type Spotter and Blue Diamond Tester—
Essential Tools for Diamond Buyers • 195
x CONTENTS
13. The Immersion Cell • 215
14. The Electronic Diamond Tester • 227
15. The Carbide Scriber—An Essential Tool
for Diamond Buyers • 235
16. The ‚Synthetic Diamond Detectors‘ • 241
Part 5
Antique and Estate Jewelry
17. Antique and Estate Jewelry—
The True Test of Gem Identification Skill • 249
18. A New Type of Composite Imitation • 289
Part 6
Appendices
Gemstone Property Tables • 307
Glossary • 317
Recommended Reading • 325
Where to Go for Additional Gemological Training • 331
International List of Gem Testing Laboratories
and Gemologists • 344
International List of Associations • 361
Selected List of Gem Identification Equipment Suppliers
in the United States and Canada • 368
Inde x • 371

Über den Autor

Antonio C. Bonanno, FGA, ASA, MGA, was founder and president of the National Gem Appraising Laboratory and director of the Columbia School of Gemology near Washington, D.C. He held the coveted ‚Master Gemologist Appraiser‘ title (MGA), the highest distinction awarded to gem and jewelry appraisers from the American Society of Appraisers. He worked with gems and minerals for over sixty years, specializing in forensic gemology, and was frequently called as an expert witness in a wide range of court cases. A Fellow of the Gemmological Association of Great Britain With Distinction, he was highly esteemed in the field and holds a place in the prestigious Gemstone Hall of Fame. He founded the Accredited Gemologists Association, which created the Antonio C. Bonanno Award for Excellence in Gemology in his honor after his death in 1996.
Sprache Englisch ● Format EPUB ● Seiten 400 ● ISBN 9780943763934 ● Dateigröße 11.7 MB ● Verlag Turner Publishing Company ● Erscheinungsjahr 2013 ● Ausgabe 5 ● herunterladbar 24 Monate ● Währung EUR ● ID 5514055 ● Kopierschutz Adobe DRM
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