Red Hematoid Quartz 7x8mm Faceted Rice Bead - 15-16 Inch 10-18mm Dumortierite is an aluminum borosilicate

Dumortierite is an aluminum borosilicate mineral that varies in color from blue

It takes its name from Mooka Creek

many people believe that diamonds are formed from coal

have been used for yellowish gemstones for at least two thousand years

the third to hardest common natural gemstone

Red Hematoid Quartz 7x8mm Faceted Rice Bead - 15-16 Inch 10-18mm Dumortierite is an aluminum borosilicateHematoid Quartz is Quartz with inclusions of hematite. The hematite inclusions are responsible for the stones color, which can be yellow, orange, golden brown and red. Quartz has been highly valued by virtually every civilization throughout history, often used in healing and meditation and as religious objects in funerary rites and to dispel evil.