Mô tả sản phẩm
Mục lục
EMERALDS: A PASSIONATE GUIDE
TABLE OF CONTENTS
Acknowledgements
Foreword
Introduction
1. The Romance of Emeralds
2. History of Two Empires: Spain and India
3. The Properties of Emeralds
4. Looking into Emeralds: Optics
5. Exploring the Effects of Light on Emerald Color
6. Learning a System of Color Grading
7. Color Grading of Emeralds
8. Grading the Clarity of Emeralds
9. All About the Clarity Enhancement of Emeralds
10. A Complete Buying Guide for Emeralds
11. Certificates, Reports and Appraisals
12. Gota de Aceite: The Emerald’s Added Attraction
13. More Secrets of the Connoisseurs: Old Mine Emeralds
14. Fair Trade Gems, Ethical Emeralds and the Emerald War
15. Colombian Emerald Geology
16. Adventures in the Andes: a Personal Account
17. Major Emerald Sources of the World
18. Buying and Cutting Rough Emeralds
19. The World of Gem People
20. Colored Stone Wisdom: Emeralds in the Stars
21. Collecting Mineral Specimens and Other Rarities
22. Poetry of the Emerald Experience
23. The Medieval Lapidaries
Bibliography
Appendix
Index
