Polished Rare Blue Dumortierite Bowl With Golden Biotite Mica x 1 From Madagascar Chatoyant Size = 64 - 91

Size = 64 - 91 mm

up to 60 cm thick and extending 15 meters below the surface

Locality = Gokwe

Introducing our collection of mermaid carvings crafted from white marble

Polished Rare Blue Dumortierite Bowl With Golden Biotite Mica x 1 From Madagascar Chatoyant Size = 64 - 91PRODUCT INFORMATION General Description Dumortierite is a fibrous variably coloured Aluminium Boro Silicate mineral, AlBO(SiO)O. Dumortierite crystallizes in the orthorhombic system typically forming fibrous aggregates of slender prismatic crystals. The crystals are vitreous and vary in colour from brown, blue, and green to more rare violet and pink. Madagascar yields very small deposits of this material which then gets beautifully polished . The