In a sense, humans alter all gem materials after they are found in the earth in order to prepare them for use in jewelry. Natural gem crystals are transformed from their rough crystallographic form ...

The students also visited local gem dealers in Elahera, who shared the complexities of assessing the quality and value of rough gems, techniques used for cutting and polishing, and the challenges ...

The NFL put on a rare gem on Thursday Night Football this week. Normally the place to find sloppy blowouts and unwatchable ...

Large quantities of rubies—both rough and faceted—from a commercially important new source in Myanmar (Burma) have been available on the Bangkok market since 1992. The ruby crystals from the Mong Hsu ...

Jacques addresses the significance of the astounding Lucara Diamond recently discovered, and GIA's work helping dealers, ...

Join a family’s quest to transform ethical sourcing and timeless craftsmanship into modern diamond masterpieces from the ...

Botswana is the second biggest producer of natural diamonds, behind Russia, and has been responsible for all the biggest rough gems found in the past decade. But sales of rough diamonds at Debswana, ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...