featured Research & News

Faceted quartz egg.
EXHIBITION REVIEW

Gemstone Carvings: The Masterworks of Harold Van Pelt

A review of Gemstone Carvings: The Masterworks of Harold Van Pelt at the Bowers Museum in Santa Ana, California.
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The rough sapphire crystal as it was mined.
GEM NEWS INTERNATIONAL

The “Montana Queen” Sapphire

A rough blue sapphire crystal from the Rock Creek deposit is heat treated and cut to become the largest known faceted blue Montana sapphire.
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Sapphire inclusion scene resembling a flower.
MICRO-WORLD

“Flower in the Rain” Inclusion in Sri Lankan Sapphire

A growth blockage/fluid inclusion combination in a blue sapphire from Sri Lanka resembles a bloom in a rainstorm.
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Diamond ring with 100 melee side stones.
LAB NOTE

Screening of Mounted Melee Using the GIA iD100

GIA’s new screening device accurately identifies an HPHT-grown melee diamond.
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A garimpeiro working Mustang Resources’ concession.
GEM NEWS INTERNATIONAL

Update on Mozambique Ruby Mining and Trading

Current activity and production at various sites around Mozambique are reported.
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