Colored Gemstones 3/E

Contents
List of Price Guides . . . . . . . . . . . . . . . . . . . . . . . . . . . . vi
List of Special Charts and Tables . . . . . . . . . . . . . . . . . . vi
List of Color Photograph Sections . . . . . . . . . . . . . . . . . vii
Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . . . . . . viii
Preface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii
PART ONE Getting to Know Gems
1 The Mystery & Magic of Colored Gems . . . . . . . . . . . . . . . . 3
2 Getting What You Really Want: The First Steps . . . . . . . . . . 9
3 Looking for a Gem That's a "Cut Above". . . . . . . . . . . . . . 15
PART TWO Colored Gemstones
4 Determining Value in Colored Gems:
What Makes a Gem a Gem? . . . . . . . . . . . . . . . . . . . . . . . . 21
5 Colored Gemstone Synthesis & Treatment . . . . . . . . . . . . . 49
6 Fraud & Misrepresentation in Colored Gems . . . . . . . . . . . 65
7 Colored Gemstone Certificates . . . . . . . . . . . . . . . . . . . . . . 85
8 Buying Colored Gems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
9 Colorful Choices in Colored Gemstones . . . . . . . . . . . . . . 115
PART THREE
Important Advice Before &After You Buy
10 What to Ask When Buying the Stone . . . . . . . . . . . . . . . . 169
11 How to Select a Reputable Jeweler &
Gemologist Consultant . . . . . . . . . . . . . . . . . . . . . . . . . . . 175
12 Verifying & Insuring Your Purchase . . . . . . . . . . . . . . . . . 179
13 Buying on the Internet: E-Commerce &Online Auctions . . 185
14 Caring for Your Gems & Jewelry . . . . . . . . . . . . . . . . . . . 191
Appendix
Selected List of Recognized Laboratories . . . . . . . . . . . 196
Selected Readings . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197
Color Plates and Exhibits . . . . . . . . . . . . . . . . . . . . . . 198
Index........... 200
Price Guides
Guide to Popular Gems and Their Prices . . . . . . . 105-110
Opal Retail Price Guide . . . . . . . . . . . . . . . . . . . . . . . 111
Synthetic Gemstone Retail Price Guide . . . . . . . . 112-113
Composite Gemstone Retail Price Guide . . . . . . . . . . . 114
Special Charts and Tables
Zodiac Stones, Birthstones, and Anniversary Stones . . 4-6
Gemstone Clarity Classifications . . . . . . . . . . . . . . . . . . 36
Guide to Gemstone Treatments . . . . . . . . . . . . . . . . 56-62
Descriptive Names and Misnomers . . . . . . . . . . . . . . . 81-83
Gem Alternatives by Color . . . . . . . . . . . . . . . . . . 98-100
How Treatments Affect Prices of Colored Gems . . . . . 101
Gemstones That Are Not Routinely Enhanced . . . . . . 102