Dumortierite Crystal Heart (REF:DCH2)

Dumortierite is an aluminium borate silicate mineral, its crystal system is orthorhombic. Its usual growing habits are massive, radiating, fibrous and columnar, sometimes it can form in prismatic crystals. It’s colour include dark blue, violet blue and red-brown and can be found in Brazil, Sri Lanka, Madagascar, Canada, Poland, France, Namibia and the USA.

Dumortierite was first described in 1881 for an occurrence in Chaponost, in the Rhône-Alps of France and named for the French palaeontologist Eugène Dumortier