Red Hematoid Quartz 12x25-40mm Graduated Side Drilled Points - 15-16 Inch Origin_Brazil/Africa A Manganese inosilicate (or chain

A Manganese inosilicate (or chain silicate)

with a chemical composition of sodium aluminum oxide

It is often color to enhanced to bring out these patterns

second only to Quartz

Red Hematoid Quartz 12x25-40mm Graduated Side Drilled Points - 15-16 Inch Origin_Brazil/Africa A Manganese inosilicate (or chainHematoid 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.