77g Optical Calcite Freeform TC2103 deity Dimensions: 5x2

Dimensions: 5x2

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Sunstone is primarily composed of a variety of feldspar known as oligoclase

This amazing piece features a secondary crystal and a fully self-healed termination on the bottom

77g Optical Calcite Freeform TC2103 deity Dimensions: 5x277g Optical Calcite Freeform Approx. Dimensions: 1x1x2 inches Approx. Weight: 77 grams Locality: Maharashtra, India Optical calcite is also referred to as Iceland Spar because of its first discovery in Eskifjord, Iceland. It is typically colorless, and exhibits the optical phenomenon of double refraction where an object viewed through the calcite will appear doubled. Double refraction, or birefraction, is also called birefringence and is also