Ch. 9: Tourmaline

• Preface & Contents
• Ch. 1: The Diamond
•      : Diamond Cutting
•      : Diamond Mountings
• Ch. 2: The Pearl
• Ch. 3: Tariff Diamonds, Pearls, Stones
• Ch. 4: (Semi-) Precious Stones
• Ch. 5: Rubies
• Ch. 6: Sapphires
• Ch. 7: Beryl: Emeralds
• Ch. 8: Beryl: Aquamarine
• Ch. 9: Tourmaline
• Ch. 10: Alexandrite
• Ch. 11: Opal
• Ch. 12: Amethyst
• Ch. 13: Moonstone
• Ch. 14: Turquois
• Ch. 15: Chrysolite
• Ch. 16: Spinel
• Ch. 17: Topaz
• Ch. 18: Garnet
• Ch. 19: Zircon
• Ch. 20: Lapis-Lazuli
• Ch. 21: Hiddenite and Kunzite
• List of Gemstones

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Deposits Diamond Gemological Properties Gemstones Gold History Mine Mining Production USA

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