2.8" Blue Barite, Quartz and Pyrite Association - Morocco
This specimen contains pyrite, quartz and bladed blue barite. The pyrite has a beautiful luster to it, as well as a wonderful large crystal structure. The barite has a blue coloration and a bladed formation. Quartz druze can be found in multiple locations throughout the specimen.
Barite, commonly spelled Baryte, is well-known for its great range of colors and varied crystal forms and habits. It is a heavy mineral consisting of barium sulfate, and typically has the chemical formula of BaSO4. The barite group consists of baryte, celestine, anglesite and anhydrite. It's generally white to colorless, and is the main source of barium.