Specimen # 921107

Specimen Locality: Naica, Chihuahua, Mexico

Mineral Description: This specimen consists of twinned interpenetrating calcite crystals with modified terminations sitting on a shelf from a partial rhomb. The other rhombs are complete all around. Coated with more crystalline druze and secondary scalenohedrons covering one side and most of the back. From the collections of Geoff Krasnov (1995) and McCammon (2015). Height: 10 Width: 10 Depth: 4 cm