84g Optical Calcite Freeform TC2115 guerrero amethyst Ouachita Mountains

Ouachita Mountains

The willow branch

Weight: 38

Weight: 134 grams

and was cut exclusively for Little Lemuria

84g Optical Calcite Freeform TC2115 guerrero amethyst Ouachita Mountains84g Optical Calcite Freeform Approx. Dimensions: 1. 25x1. 25x1. 75 inches Approx. Weight: 84 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