- B03 -

Please choose a language Scholarships for Gemology Jewelry Arts Courses Applications Open March 1 31 Aquamarine From River Blueto Sea Green March Birthstone Two LimitedTime Offers Reduced Fees on Diamond Update Services GIA Diamond Dossier 20 Off Available at all GIA locations. Advanced Gemological Testing New Gems Gemology Issue Research News The Latest on LaboratoryGrown Diamonds The Latest in Field Gemology from Wim Vertriest Analytical Techniques in Gemology A Historical Overview Application of UVVisNIR Spectroscopy to Gemology Infrared Spectroscopy and Its Use in Gemology Shining a Light on Gemstone Properties An Exploration of Photoluminescence Spectroscopy Raman Spectroscopy and XRay Diffraction Phase Identification of Gem Minerals and Other Species Chemical Analysis in the Gemological Laboratory XRF and LAICPMS Glowing Gems Fluorescence and Phosphorescence of Diamonds Colored Stones and Pearls Applications of XRay Radiography and XRay Computed Microtomography in Gemology Metrology at GIA Analysis of Gemstones at GIA Laboratories Learn Connect Learn How To Buy Engagement Rings Discover Diamond Origin Use our labs to Verify a Stone Download Gems Gemology Featured Gems Found in lava meteorites and deep in the earths mantle yellowgreen peridot is the extreme gem. Dazzling brilliance. Captivating color.