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Gems of the World by Cally Oldershaw.
An introduction to gemstones. Includes information about how they are mined, cut, and prepared for sale. How to buy and identify them. Hundreds of photos and illustrations give you a detailed description for major and minor gem varieties. This book is a 7 1/2" x 9 5/8" paperback with 256 pages.
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Gems of the World
Table of Contents
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Foreword
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4
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INTRODUCTION
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Gem Formation
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6
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Mining
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10
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The Diamond Industry
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14
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Diamond Cutting and Trading Centers
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20
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Conflict Diamonds - Ethical Sourcing
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22
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Crystal Structure
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24
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Optical Properties
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28
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Physical Properties
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32
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Fashioning and Cutting
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36
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Gemstone Cuts for Diamonds
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42
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Buying a Diamond
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46
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Buying Colored Gemstones
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50
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Imitation and Synthetic Gemstones
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58
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Gemstone Enhancement
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61
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History of Gems
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64
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Famous Diamonds
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66
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Caring for Gemstones and Jewelry
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68
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Color Key
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70
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Classification
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77
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GEMS
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78
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Important Gem Locations of the World
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243
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Glossary
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252
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Index
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253
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Useful Addresses and Acknowledgements
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256
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