Lead Glass Filled Synthetic Ruby Submitted to GIA for Identification

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shihaan

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Quote from Industry News:

Gems & Gemology, the quaterly scientific journal of the Gemological Institute of America in its Spring 2021 issue reported the surprising news of the detection of a lab-grown Ruby being filled with Lead glass, a process usually applied to natural rubies using a filling material with a Refractive Index very close to natural rubies, to [...]

Source: https://news.internetstones.com/lead-glass-filled-synthetic-ruby-submitted-to-gia-for-identification/

Posted : 02/08/2021 3:27 pm

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