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Showing posts with label imitation gems. Show all posts
Showing posts with label imitation gems. Show all posts

Thursday, August 24, 2023

Plastic Imitations Of Emerald

Plastic and plastic manufactured products are common imitations for emerald. Many thanks to gemologists at GIA New York for the interesting report.


Useful link:

Monday, July 26, 2021

Phenakite As A Diamond Imitation

Cut stones are quite rare and well known only to collectors of rare gemstones. Cut phenakite can resemble low quality cut diamonds. Consumers beware.


Useful link:

Monday, April 19, 2021

Artificial Glass Imitating A Paraíba Tourmaline

Artificial glass is the cheapest and best imitation for any popular colored stones. Standard tests should easily identify man-made glass from tourmaline. Consumers beware.


Useful links: https://www.gia.edu/gems-gemology/winter-2020-labnotes-glass-imitating-tourmaline

Thursday, July 30, 2020

Clarity-Enhanced Glass Imitating Emerald

Lab Notes. GIA Carlsbad. Due to emerald's high value, it is common for imitations to show up in the gem markets worldwide. Consumers beware.


Useful link:
https://www.gia.edu/gems-gemology/spring-2020-labnotes-glass-imitating-emerald