Translate

Monday, April 12, 2021

A New Phantom Quartz Imitation

The internal stress generated by laser engraving could reduce the toughness of the host crystal (quartz). Consumers should be aware of the risk of such imitations.


Useful link: https://www.gia.edu/gems-gemology/winter-2020-gemnews-phantom-quartz-imitation

No comments: