Bird's Eye Rhyolite Cabochon
Often called jasper or agate, this material is truly a rhyolite, a type of extrusive igneous rock. Each "eye" is a bubble that formed within the rhyolite, like a soap bubble.
48 x 30 x 4 mm. 9.9 grams.
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Bird's Eye Rhyolite Cabochon
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