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Alexandrite

Tsarstone collectors guide

• Chapters
  • Chapter 1. Insidious siberian
  • Chapter 2. Diaphanite or Alexandrite?
  • Chapter 3. Species and variety
  • Chapter 4. Classification and properties
  • Chapter 5. The Alexandrite effect
  • Chapter 6. World occurrences
  • Chapter 7. Synthetics and imitations
  • Chapter 8. Myths, legends and lore
  • Chapter 9. Alexandrite buyer's guide
  • Chronological History of Alexandrite
  • FAQ
  • Glossary of Terms
  • Bibliography
• Directory
  • Appraisals (6)
  • Gemstone dealers (6)
  • Jewelers (5)
  • Laboratories (14)
  • Manufacturers (2)
  • Museums (2)
  • Organizations (2)
  • Publications (3)
• Discussion
  • Tsarstone Museum
  • Treasure Hunters
  • Alexandrite Effect
  • Alexandrite Encyclopedia
  • Website feedback
  • Project news
• Gemstones
  • Alexandrite (69)
  • Chrysoberyl (19)
  • Chrysoberyl Cats Eye (10)
• Localities
  • Dowerin (Australia)
  • Carnaiba Mine (Brazil)
  • Caraiba mine (Brazil)
  • Serra Dourada (Brazil)
  • Esmeraldas de Ferros (Brazil)
  • Novo Cruzeiro (Brazil)
  • Hematita (Brazil)
  • Itaitinga Mine (Brazil)
  • Teofilo Otoni (Brazil)
  • Deobhog (India)
  • Ilakaka (Madagascar)
  • Mogok (Myanmar)
  • Izumrudnye Kopi (Russia)
  • Malyshevskoye (Russia)
  • Balangoda (Sri Lanka)
  • Horana (Sri Lanka)
  • Tunduru (Tanzania)
  • Lake Manyara (Tanzania)
  • La Madera Mt. (USA)
  • Girdlestone Farm (Zimbabwe)

gemstones

211. Translucent

Gemstone transmits light but no object can be seen clearly through it such as moonstone. Translucent gemstones are not suitable for brilliant cutting but cut cabochon.

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212. Gemstone cuts

Any forms or styles used in the fashioning of gemstones such as antique cut, brilliant cut, emerald cut, baguette, cabochon, rose cut, etc.

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213. Weight of gemstones and precious metals

A standard mass. The unit of weight of gemstones since 1913, is the international metric carat or decimally of them in points.

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214. Pala International

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215. China Stone

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216. Gemsuite

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217. Colburn Earth Science Museum

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218. Jewel

A fashioned ornament for personal adornment, which is made of noble metals mounted with natural, synthetic, or imitation gemstones.

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219. Multicolour Gems

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220. Lapidary

A craftsman who cuts, polishes, and engraves colored gemstones, other than diamonds. A worker who cuts, and polishes diamonds is known as a diamond cutter.

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221. Browse gemstones tagged with color change gemstone at Alexandrite discussion forums | Alexandrite guide

Browse gemstones tagged with color change gemstone at Alexandrite discussion forums | Alexandrite guide

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222. Needlelike (silk)

Acicular a needle form of inclusions in gemstones.

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