Gem News International

Innovative Optical Effects, Unique Rings with Raw Crystals – Tucson 2014

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"Wheels of light" are innovative quartz disks with sealed inserts of colored gems or minerals, creating multiple reflections to lend color to otherwise transparent rock crystal. Inside these examples are Paraíba tourmaline (left) and realgar (right). Photos by Eric Welch; courtesy of Nature’s Geometry.

Duncan Pay is editor-in-chief of Gems & Gemology.