featured Research & News

LAB NOTES

Diamond with Unusual Fluorescence Distribution

A submission to the New York lab yields an unexpected reaction to long-wave UV radiation.
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MICRO-WORLD

Chlorapatite in Quartz

A dichroic inclusion within a quartz crystal is found to be chlorapatite.
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LAB NOTES

HPHT Synthetic Diamond Melee Found In Mounted Jewelry

An HPHT synthetic diamond is found among the melee in a ring.
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VIDEO

The Latest on Synthetic Diamonds

Dr. James Shigley, shares the latest developments about HPHT and CVD synthetic diamond.
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MICRO-WORLD

Cosalite in Quartz

A rare mineral is found in a rock crystal quartz host.
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