Gem-A Live: Lead Glass Filled Rubies and Sapphires

Описание к видео Gem-A Live: Lead Glass Filled Rubies and Sapphires

Gem-A guest lecturer Julia Griffith FGA DGA, tells us more about the most prevalent treatment of corundum: lead glass filling.

This lecture goes into details on:
What treatments are
A brief history of glass filling
Treatment method
Treatment effect
Identification
Co-Lead glass-filled sapphires
Testing
Durability

This webinar was created as part of a weekly series of webinars known as Gem-A Live.
This session was brought to you in association with jewelleryadvisor.com.

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