Brazilian Watermelon Tourmaline with Iris Effect
A pair of watermelon tourmaline slices from the Cruzeiro mine displays a rainbow of colors.
Iridescent Imitation Pearl
Unusual Aquamarine–White Beryl
Ukrainian Pegmatitic Heliodor and Topaz
Phenomenal Emeralds from Chitral, Pakistan
Patania Jewelry
Out of Our Mines
Intarsia Jewelry Box by Nicolai Medvedev and Susan Helmich
Gold Granulation by Zaffiro
Gemstones and Art
A visit to the Tucson Fine Mineral Gallery uncovers impressive gemstone-related artwork.
An Exceptional Cat’s-Eye Emerald
Exceptionally Rare Titanoholtite
Electroformed Gold Bracelet
Examination of gold bracelet bearing a 14K hallmark reveals a wax or resin material under gold plating.
Large CVD-Grown Diamond Resubmitted after HPHT Treatment
William Ruser: The Jeweler Who Charmed Hollywood
Update on Liberian Ruby
Update on Inclusion Scenes in Mozambican Rubies
Thirty Years Later: “The Royal Tapestry” Revisited
Unique Sphalerite from Spain
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