Gemstones and Art
A visit to the Tucson Fine Mineral Gallery uncovers impressive gemstone-related artwork.
An Exceptional Cat’s-Eye Emerald
A double cabochon cat’s-eye emerald conjures fond memories for an estate dealer in Tucson.
Two Pen Pearls from Bahrain
GIA’s Mumbai laboratory reports on two non-nacreous pen pearls from Bahrain.
Seventh Annual Gianmaria Buccellati Foundation Award Winner
A graduate of GIA’s Jewelry Design program in Taiwan is the recipient of the 2023 Gianmaria Buccellati Foundation Award.
Butterfly Brooch Showcasing East African Gems
A brooch adorned with 49 East African Gems was on display at the AGTA show.
Cummingtonite Needles Encased by Quartz in a Rhodonite
An observed inclusion association pattern may provide a new perspective on the origin of curved inclusions in rhodonite.
Challenges in Identifying Drilled Keshi Pearls
GIA’s Mumbai laboratory studies a lot consisting of 40 pearls to aid in distinguishing natural from non-bead cultured pearls.
Green Amber from Ethiopia
Rare green amber from the Amhara region of Ethiopia was available at the Pueblo Gem & Mineral Show.
Identification of Chromium-Bearing Red Gemstones Using Photoluminescence: A Red Musgravite Case Study
An investigation using PL spectroscopy to identify chromium-bearing red gemstones.
Montana Sapphire at Obsessed Over Gems
Obsessed Over Gems offered an array of unheated Montana sapphires in a range of hues, cuts, and sizes at the AGTA show.
New Sapphire Material from Kashmir
A look at newly found Kashmir sapphire exhibited at the AGTA show.