Augite (mineral)

Augite crystals, a selection of specimens of this crystallized mineral species. Augite is a mineral, and here you’ll find a number of collectibles with descriptions, one or more photos and sometimes a video. These augites are for sale.
It is a silicate, subgroup of the inosilicates, of the pyroxene family, more exactly a ferromagnesian and calcic clinopyroxene, with chemical formula (Ca, Mg, Fe, Ti, Al)₂, monoclinic crystal system.