“Strawberry quartz” is not a strictly defined term in gemology but generally recognized in the…
COLOURED GEMSTONES
Recently, the authors examined a 2.01 ct faceted diamond octahedron (6.28 × 5.98 × 7.14…
Turquoise is an opaque, blue to green gem material that has been worn, used, and…
BAHRAIN – Pearl divers collecting oysters from the seabed off Bahrain inspire dreams of uncovering…
An exceptional newly mined and responsibly sourced, unheated cushion-cut Sri Lankan sapphire weighing nearly 50 carats is…
In 2014, the Gemological Institute of America (GIA) declared the ruby fields of Mozambique as the most important…
The neon hot pink to red spinels from Myanmar have increasingly gained popularity in Asian…
Named after the Tsavo national park in Kenya by the geologist who discovered the gem,…
Jaipur is the leading cutting and polishing centre for most of tanzanite mined in Tanzania.…
Here’s a lowdown on Russian emeralds that glow from within and come in various shades…