Bavenite

Bavenite is a secondary beryllium silicate present in the vacuoles granitic pegmatites, where it is formed by weathering of beryl. This specimen features one side with a fine coating and a face that hosts mounds of fine acicular tufts. Glued onto Styrofoam to prevent damage and housed in a 2.5″ plastic cube.

Locality: Foote Lithium Company Mine, Kings Mountain, Cleveland County, North Carolina

Composition: calcium beryllium aluminosilicate