Amethyst Geode w/ Agate, Uruguay
25" / 110 lbs
Amethyst (SiO2) is a purple variety of quartz. The characteristic purple color is created when trace amounts of iron are irradiated (from the natural radiation in surrounding rock). Price is based upon three factors: weight, shape & color. This natural specimen has NOT been heat-treated; It was mined in the northern region of Uruguay’s Artigas Department, the premier source of fine quality amethyst.
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