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Opal
Fireworks. Jellyfish. Galaxies. Lightning. Opal’s shifting play of kaleidoscopic colors is unlike any other gem.
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Lepidocrocite in Boulder Opal
A boulder opal contained an unusual carpet of needle-like lepidocrocite inclusions along the interface between the opal and the ironstone matrix.
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Fall for Autumn Gems
Nature gives us a brilliant palette of color-changing leaves and a spectacular kaleidoscope of colorful sunsets during the fall season.
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Colorblocking: The Art and Fashion of Multicolor Gemstones
The fashion trend of colorblocking can be found in the artistic combinations of color in multicolor gemstones known for their color zoning or banding.
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A Glittering Garden: A Menagerie of Designs from Mother Nature
Delightful garden creatures and flowers are favorite subjects that transform beautifully into Victorian, Art Nouveau and modern jewelry designs.
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Outlook on Opals from Mexico and Australia
Jürgen Schütz discussed the opal sourcing and cutting activities of the German firm Emil Weis.
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Preview of Nature Art Science with Paula Crevoshay
Renowned designer Paula Crevoshay discusses artistic influences and her latest creations.
Read MoreUnusual Bodycolors of Precious Opal
Two stones with unusual bodycolor are identified as precious opal.
Read MoreEthiopian Precious Opal with a Dyed Brown Bodycolor
An opal from Ethiopia with a natural-looking bodycolor is found to be dyed.
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