Colorful concentric rings resembling a topographic or heat map.

Scoping It Out: Photomicrography from Melissa Scarani

Melissa Scarani, GG (GIA), FGA, ASA, is the founder of Gemology Resources, and Houston Gemological Lab in Houston, Texas. A seasoned gemologist with over...

GIA’s “NextGem” Reminder — In Time for the Holidays: Short, On-Demand Courses for New...

With the holiday season around the corner, the Gemological Institute of America (GIA) has reminded us of GIA's NextGemâ„¢, a new way for retail...
Conference announcement for March 25-28, 2026, in Dubai, UAE.

BrankoGems Announces 3rd International Conference in Dubai

Coming This March – BrankoGems Conference Travels to DubaiThe 3rd International BrankoGems Conference is set for March 25–28, 2026, at the Novotel Deira Creekside....
Elegant gold ring with a colorful striped inlay design.

Canadian Gemmological Association Announces Canadian Jewellery Design Contest Winners!

The Canadian Gemmological Association (CGA) announced today the 2025 seventh Canadian Emerging Artist Design Competition winners. Jewellery students and new graduates across Canada were...
Glowing green abstract shape resembling a four-leaf clover in darkness.

Photomicrography: Images from Within: Images by Sammantha Maclachlan

When Sammantha told us she had a new image for us, and that it was from a slice of asteriated diamond, we never envisioned...
Two people standing in front of large classical columns outside a building.

How AGTA is Singlehandedly Saving the International Colored Gemstone Industry*

Behind the scenes, the American Gem Trade Association (AGTA) has been fighting a quiet, complex, and costly battle in Washington, D.C. As AGTA CEO...
Man standing between rocky cliffs with trees and mountains in the background.

The Montana Gem Travelogue: A Firsthand Look at Sapphires, Gemology, and Big Sky Mining

The following is a review of Eric Emms' Montana sapphire mining adventure. "Hunting Montana Sapphires"This past June, Eric Emms, well-respected British gemmologist, educator, and Hatton...
Cover featuring a snowy mountain and moonlit sky, titled 'Stones and Reveries'.

Stones and Reveries: The Poetry and Minerals of Roger Caillois

L'ÉCOLE, School of Jewelry Arts, in partnership with France's Muséum national d'histoire naturelle (MNHN), presents a retrospective dedicated to the collection of the great...
Close-up of vibrant pink and orange mineral formations.

Photomicrography: Images from Within

"I have a new image for you which I hope you'll enjoy," says Sammantha Maclachlan.  Yes, it's another stunner! This time, we have a series of...
Two raw pink gemstones displayed side by side on a white background.

Big Bicolor: GIA Studies Rare 37-Carat Pink-and-Colorless Rough Diamond

...and you thought you were under a lot of stress. GABORONE, BOTSWANA – The GIA laboratory in Botswana recently examined an extraordinary 37.41-carat pink-and-colorless rough...
Glowing green abstract shape resembling a four-leaf clover in darkness.

Photomicrography: Images from Within

Photomicrography: Images from Within Images by Sammantha Maclachlan Sammantha Maclachlan FGA DGA FIRV MJVA AJP PJDIP CPAA - JVA Registered ValuerÂ®ï¸ Winner of the Gordon Ness trophy...
Elegant beaded necklace with red and peach tones and silver accents.

Gem-A’s Journal of Gemmology Examines the DNA of Gem Coral

Gem-A has just sent out their latest Journal of Gemmology, and, as always, it is packed full of note-worthy gem news. On the cover (seen...