Sithole opens a Gemmological laboratory and Lapidary Center in Afghanistan
Tap here to read the feature story in the Herald
https://www.herald.co.zw/sithole-opens-a-gemmological-laboratory-and-lapidary-center-in-afghanistan/
Is it a Padparadscha, or not?
Is it a Padparadscha, or not?
GIA Observes Unusual Color Change in Sapphires During Color Stability Testing... and what is Tenebrescence?
Above - Image copyright GIA,...
It’s Just Business
It's Just Business -
Sarine Signs MOU to Acquire Majority Stake in GCAL
Sarine, the leading manufacturer of artificial intelligence measuring devices for the gemstone industry,...
AGS and GIA Announce Launch of AGS Ideal Report by GIA
AGS and GIA Announce Launch of AGS Ideal Report by GIA
Diamond World News ServiceJan 23 2023 1:13PM
It is a digital-only supplement to GIA diamond...
New Spinel Treatment: Nickel Diffusion
New Spinel Treatment: Nickel Diffusion
Scientists at the GIA laboratory in New York City recently discovered spinel, treated by nickel diffusion, in a parcel of...
A Canary in the Ruby Mine
A Canary in the Ruby Mine
by E. Billie Hughes and Wim Vertriest
Low-Temperature Heat Treatment Experiments on Burmese Ruby
Detection of low temperature heat treatment in...
Country of Origin – 3 Countries for 1 Sapphire
Country of Origin - 3 Countries for 1 Sapphire
What does it mean when a sapphire receives 3 Country of Origin reports and each country...
Color Enhancement in Ruby has SGL Seeing Red
Color Enhancement in Ruby has SGL Seeing Red
by Bear Williams, Stone Group Labs (SGL)
RUBIES are typically sent into professional gem labs for Identification...
The Dragon Garnet
The Dragon Garnet
by Gary Roskin, exclusive for the Roskin Gem News Report
Dragon Garnet
So, what is Dragon Garnet?
What is it?
Basically, Dragon Garnet is a Malaya...
LMHC Makes Progress on Corrundum Treatments
LMHC Makes Progress on Corrundum Treatments
30th LMHC meeting reports progress on laboratory report harmonization,discusses current challenges in detection of corundum treatments
BASEL: MARCH 14, 2023
Holding...
AIGS Launches Jedi Spinel Grading Reports
AIGS Launches Jedi Spinel Grading Reports
by Julius Zheng
The neon hot pink to red spinels from Myanmar have increasingly gained popularity in Asian markets in...
The Unmissable Jewellery Design at TEFAF Maastricht 2023
The Unmissable Jewellery Design at TEFAF Maastricht 2023
Discover exquisite jewellery at TEFAF Maastricht 2023 from Didier, Hemmerle and Van Cleef & Arpels
BY HANNAH SILVER
TEFAF Maastricht...
