Hematite Pyrite Plated 2mm Corner Cut Cube - 15-16 Inch october_tourmaline It's also known as Angelita

It's also known as Angelita and Angelite Quartz

It forms when Quartz and Feldspar crystallize in radial aggregates within other silica-rich stones

See below for more information on the unique pattern

red to violet

among other numerous names

Hematite Pyrite Plated 2mm Corner Cut Cube - 15-16 Inch october_tourmaline It's also known as AngelitaHematite is an iron oxide and one of the few gemstones with a metallic luster. When tumbled it can have the look of polished steel. Hematite is black to steel to gray or silver to gray, as well as brown to reddish brown or red in color. Its name is derived from the Greek word for blood, haima, owing to its red appearance when sliced thinly or powdered.