Skip to content

Find an exam Resources

Exam directory/ Finance & Accounting

GIA GG

GIA Graduate Gemologist (GG)

Gem IdentificationEnglish

Practice session

A polariscope is used primarily to determine whether a gem is:

Loading your practice session…

YOUR SESSION

Gem Identification

Ready to start

Progress saves in this browser.

Other ways to study

Practice by topic Full question bank

Free practice for your next exam.

Exam directory Study resources Exámenes en español Support Privacy

Independent study material. Exam sponsors are listed for identification. As an Amazon Associate, ExamFinch earns from qualifying purchases.