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Archive for May 2022

History and Utility of Gemstone Reflection Pattern Generation and Analysis

By Michael Cowing | May 2, 2022
History and Utility of Gemstone Reflection Pattern

  A contribution to knowledge in the field of diamond and gem optics, faceting, and design. It is a contribution to the World Gem Foundation’s quarterly journal, ‘Gemmology Today’. The whole journal issue is a free download. Geoff Dominy, World Gem Foundation: I feel very fortunate to know Michael Cowing. He has a brilliant mind.…

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Recent Posts

  • Identify the Ideal by the Eye of the Diamond
  • Ideal Cut
  • What is the American Ideal Cut?
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  • The Accord in Round Brilliant Diamond Cutting
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Recent Posts

  • Identify the Ideal by the Eye of the Diamond
  • Ideal Cut
  • What is the American Ideal Cut?
  • The Central Ideal
  • The Accord in Round Brilliant Diamond Cutting
  • Over Grading of Blue Fluorescent Diamonds Summary

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