VIEW ALL GEMS

TANZANITE

IMG - Tanzanite Microscope View 1 130324 496x496

Choose a lens

These are not icicles: They’re liquid inclusions , seen under magnification in a tanzanite. - Photo by Dr. E. J. Gübelin/GIA

Fancy Color Diamond

Fancy Color Diamond

more to see and do

MTSAD Glossary

GemKids Glossary

MTSAD Story of a Gem

Gems

MTSAD Jewelry Time Machine

Jewelry Time Machine

MTSAD GIA.edu

GIA.edu

About GIA GemKids
Contact Us

© 2002 - 2026 Gemological Institute of America Inc.

GIA is a nonprofit 501(c)(3) organization. All rights reserved.

Copyrights and Trademarks
Privacy Notice
Cookie Policy
Terms of Use
Ethics and Compliance
Cookie Preferences

Gem Microscope - Tanzanite