Lab NotesGems & Gemology, Spring 2000, Volume 36, No. 1

Spring 2000 G&G; Lab Notes

Chameleon Diamonds with Blue-to-Violet “Transmission” Luminescence Evidence of another New Diamond Treatment Light Blue Synthetic Diamond Rare Gem Dumortierite Massive Pink Hydrogrossular Garnet Carving Black Cultured Pearls from Baja California, Mexico Strand of Natural Coated Pearls To view the full section, download the PDF above.

You Might Also Like

YMAL AJP
Discover GIA's New Campus in London
Learn About NextGem
GIA NextGem™ Diamond Training for Retail
Explore GIA Laboratory Promotional Offers
Explore GIA Laboratory Promotional Offers
Shop the GIA Store
Shop the GIA Store