Diffused Sapphire

Posted on September 2, 2016 by Cigdem Lule, PhD., FGA, DGA

Diffusion treatment of corundum is achieved at extremely high temperatures and involves adding certain elements such as Beryllium (Be), Titanium (Ti) and/or Chromium (Cr) to the process. The diffusion of Be into corundum results in more desirable yellow, orange…

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