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- Sep 17, 2008
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Goes DEEP, and for those interested in these types of stones, a must read.
Padparadscha or Pretender • An Unusual Pink-Orange Sapphire
An orangish pink “padparadscha” sapphire was submitted for testing at Lotus Gemology’s Bangkok laboratory. Testing showed a number of conflicting features that suggested the gem was a cleverly treated synthetic pink sapphire designed to imitate natural padparadscha.
lotusgemology.com