Dalnegorsk Clear Calcite Specimen TD1145 purple jade is also called birefringence and

is also called birefringence and is also responsible for the incredible displays of rainbows inside many optical calcite pieces

to yellow orange

This process gives rise to the unique branching patterns within the opal

Weight: 291 grams

Includes free slab stand

Dalnegorsk Clear Calcite Specimen TD1145 purple jade is also called birefringence andClear Calcite Specimen Approx. Dimensions: 4 x 4 x 2. 5" Approx. Weight: 548 grams Locality: Vtoroy Sovetskiy Mine, Dalnegorsk, Primorskiy Kray, Russia A clear calcite specimen from the Vtoroy Sovetskiy Mine in Dalnegorks. It has exceptional luster, and the top has smooth an undulating terminations. This specimen will glow hot pink under a long wave UV light. Acrylic stand is not included, but can be purchased here