U.S. Holiday Closure
The Carlsbad and New York laboratories and campuses will be closed on Monday, May 29 in observance of the Memorial Day holiday. These locations will resume regular business hours on Tuesday, May 30.

featured Research & News

Gem News International

Sapphire Rush Near Ambatondrazaka

A newly found deposit of sapphire in Madagascar is explored.
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Event

GIA at JCK

Learn about GIA M2M, a service that tells the digital story of a diamond; a new gem testing device; the GIA Show Service Laboratory; and more. Read More
Micro-world

Synthetic Quartz: Designer Inclusions

A collectable inclusion specimen is created by introducing garnets to synthetic quartz during the growth process.
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Micro-world

Apatite Cluster in Orthoclase Feldspar

An apatite crystal cluster, notable for its morphology and size, is found in a feldspar specimen.
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Gem News International

Trapiche-Type Sapphire from Tasmania

A rare Tasmanian trapiche-type sapphire, found during a field expedition, is examined.
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