Learn to Use a Dichroscope (Video)


Not sure if your gem is pleochroic? This tutorial video will teach you how to use the dichroscope to determine pleochroism.

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Determining if a gem shows pleochroism can help you identify it. This tutorial video will teach you how to use the dichroscope to view dichroic and trichroic colors.

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This article is also a part of our Gemology Tools Mini Course, in the unit Measuring Optical Properties.

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Kyrylo Gubariev, Graduate Gemologist (GG, AJP)

Kyrylo Gubariev, Graduate Gemologist (GG, AJP) is a gemologist with a passion for sharing his knowledge with fellow gem lovers. Originally from Ukraine, he is currently based in Bangkok, Thailand.


Addison Rice

A geologist, environmental engineer and Caltech graduate, Addison’s interest in the mesmerizing and beautiful results of earth’s geological processes began in her elementary school’s environmental club. When she isn’t writing about gems and minerals, Addison spends winters studying ancient climates in Iceland and summers hiking the Colorado Rockies.

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