| Acknowledgements |
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7 | (1) |
| Suppliers of Jewelry & Stones for Photographs |
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8 | (3) |
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Why Read a Whole Book Just to Buy a Gemstone? |
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11 | (4) |
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13 | (1) |
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14 | (1) |
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14 | (1) |
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Curious Facts About Emeralds, Rubies & Sapphires |
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15 | (4) |
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An Informal, Non-Conventional Message from the Ruby & Sapphire Family |
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16 | (3) |
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19 | (6) |
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Effect of Carat Weight on Price |
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20 | (1) |
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21 | (1) |
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21 | (4) |
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25 | (14) |
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27 | (1) |
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27 | (9) |
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How Shape & Cutting Style Affect Price |
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36 | (3) |
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39 | (12) |
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41 | (3) |
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44 | (1) |
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How Lighting Affects Ruby Color |
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45 | (1) |
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46 | (1) |
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Describing Rubies by Place of Origin |
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47 | (2) |
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Grading Color in Rubies Versus Diamonds |
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49 | (2) |
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51 | (6) |
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54 | (3) |
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57 | (8) |
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57 | (1) |
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58 | (3) |
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Describing Sapphires by Place of Origin |
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61 | (4) |
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Judging Clarity & Transparency |
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65 | (20) |
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Internal Clarity Features in Natural Ruby, Sapphire and Emerald |
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67 | (5) |
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72 | (1) |
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Colored Stone Clarity Grading Systems |
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73 | (3) |
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Tips on Judging Clarity and Transparency |
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76 | (3) |
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How Lighting Can Affect Your Perception of Clarity |
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79 | (2) |
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Do We Need Grades to Evaluate Clarity and Transparency? |
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81 | (2) |
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How Trade Opinions of Clarity and Transparency Can Differ |
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83 | (2) |
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85 | (8) |
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Judging the Face-up View? |
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85 | (2) |
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87 | (5) |
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92 | (1) |
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Ruby & Sapphire Treatments |
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93 | (8) |
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Heat Treatment (Thermal Enhancement) |
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94 | (2) |
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96 | (1) |
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96 | (1) |
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97 | (1) |
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Surface and Fracture Filling (Fracture Healing) |
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98 | (3) |
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101 | (10) |
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Detecting and Identifying Emerald Fillings |
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102 | (2) |
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What Salespeople Should Be Able to Tell You about Emerald Treatments |
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104 | (1) |
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Tips on Selecting a $200, $2,000, and $20,000 Emerald Solitaire Ring |
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105 | (4) |
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Choosing a Competent Appraiser |
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109 | (2) |
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111 | (14) |
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Tests a Lay Person Can Do |
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111 | (6) |
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Other Ways of Identifying Rubies, Sapphire & Emeralds |
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117 | (2) |
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119 | (1) |
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Composite Stones (Assembled Stones) |
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120 | (2) |
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122 | (1) |
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123 | (2) |
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125 | (10) |
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Types of Synthetic Emerald |
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125 | (1) |
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Types of Synthetic Ruby and Sapphire |
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126 | (1) |
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127 | (1) |
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Tests for Detecting Synthetic Ruby and Sapphire |
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128 | (2) |
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Tests for Detecting Synthetic Emerald |
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130 | (3) |
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Other Tests for Detecting Synthetic Emerald, Ruby and Sapphire |
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133 | (2) |
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135 | (8) |
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137 | (2) |
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Genuine and Natural or Not? |
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139 | (4) |
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Caring for Your Ruby, Sapphire & Emerald Jewelry |
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143 | (4) |
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144 | (1) |
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Options for People Who Want an Emerald Engagement Ring |
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145 | (1) |
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146 | (1) |
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147 | (4) |
| Appendix |
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151 | (9) |
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Chemical, Physical & Optical Properties of Rubies and Sapphires |
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151 | (2) |
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Synthetic Corundum Types (Key Separations) |
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153 | (1) |
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Places of Origin and Some Corresponding Properties & Inclusions |
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154 | (2) |
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Chemical, Physical & Optical Characteristics of Emeralds |
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156 | (2) |
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Typical Inclusions in Natural Emerald |
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158 | (1) |
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Typical Inclusions in Synthetic Emerald |
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158 | (2) |
| Bibliography |
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160 | (3) |
| Index |
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163 | |
