Separating Blue Topaz from Aquamarine, Part II

Posted on November 1, 2021 by Cara Williams, FGA

The basic gem testing articles offer tips on quick methods of testing using basic instruments. With practice basic tools can provide reliable indications of a stone’s ID. No tool on its own is a substitute…

GemWorld articles are accessible by GemGuide members only. To access our archive of articles and get many other great features and benefits, become a member now!

Become a member