Unit1 AN INTRODUCTION TO GEM AND GEMOLOGY
Part Ⅰ Text
Part Ⅱ Words and Expressions
Part Ⅲ Reading Material
Part Ⅳ Business Nature & Products（Ⅰ）
Unit2 WHAT ARE SYNTHETIC DIAMONDS
Part Ⅰ Text
Part Ⅱ Words and Expressions
Part Ⅲ Reading Material
Part Ⅳ Products（Ⅱ）
Unit3 COLOR
Part Ⅰ Text
Part Ⅱ Words and Expressions
Part Ⅲ Reading Material
Part Ⅳ Products (Ⅲ)
Unit4 REFRACTIVE INDEX AND REFRACTOMETER
Part Ⅰ Text
Part Ⅱ Words and Expressions
Part Ⅲ Reading Material
Part Ⅳ Products (Ⅳ)
Unit5 PRODUCTION PROCESS AND TECHNOLOGY OF
JEWELRY
Part Ⅰ Text
Part Ⅱ Words and Expressions
Part Ⅲ Reading Material
Part Ⅳ Products (Ⅴ)
Unit6 THE NOMENCLATURE OF JEWELRYS
Part Ⅰ Text
Part Ⅱ Words and Expressions
Part Ⅲ Reading Material
Part Ⅳ Introduction (Ⅰ)
Unit7 MAINLAND CHINA：A VAST MARKET FOR COLORED
GEMSTONES
Part Ⅰ Text
Part Ⅱ Words and Expressions
Part Ⅲ Reading Material
Part Ⅳ Introduction (Ⅱ)
Unit8 GEMSTONE APPRAISALS AND GEMSTONE VALUE
Part Ⅰ Text
Part Ⅱ Words and Expressions
Part Ⅲ Reading Material
Part Ⅳ Introduction (Ⅲ)
Unit9 MAKE A FASHION STATEMENT WITH GEM-SET
JEWELRYS
Part Ⅰ Text
Part Ⅱ Words and Expressions
Part Ⅲ Reading Material
Part Ⅳ Introduction (Ⅳ)
Unit10 HOW DOES NEW TECHNOLOGY BENEFIT THE DIAMOND
AND JEWELRY INDUSTRY
Part Ⅰ Text
Part Ⅱ Words and Expressions
Part Ⅲ Reading Material
Part Ⅳ Introduction (Ⅴ)
Unit11 JEWELRY-MAKING TECHNIQUES OF ANCIENT GREEK
Part Ⅰ Text 7
Part Ⅱ Words and Expressions
Part Ⅲ Reading Material 7
Part Ⅳ Introduction (Ⅵ)
Unit12 THE HISTORY OF LAPIDARY
Part Ⅰ Text
Part Ⅱ Words and Expressions
Part Ⅲ Reading Material 0
Part Ⅳ Talking about products’ merits & benefits
Unit13 BLACK & WHITE JEWELRY
Part Ⅰ Text
Part Ⅱ Words and Expressions
Part Ⅲ Reading Material
Part Ⅳ Offering reference material on products
Unit14 FIND OUT YOUR BIRTHSTONE
Part Ⅰ Text
Part Ⅱ Words and Expressions
Part Ⅲ Reading Material
Part Ⅳ After-sales service
Appendix
Appendix Ⅰ Gems Nomenclature
Appendix Ⅱ Vocabulary
Reference
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