Mother of Pearl 10mm Puff Star Black - 15-16 Inch Limited Editions Cat’s Eye is a quartz

Cat’s Eye is a quartz stone that appears in a range of colors including white

red jasper and black hematite

sapphires get their various colors from trace elements

It may also be called Rocky Butte Picture Jasper

Stone Description -

Mother of Pearl 10mm Puff Star Black - 15-16 Inch Limited Editions Cat’s Eye is a quartzMother of Pearl, also known as Nacre, is an iridescent composite of organic and inorganic material most known for being the coating of pearls. It is produced by certain molluscs as an inner shell layer, and forms around pieces of sand or other irritations within such a molluscs shell to create pearls. Mother of Pearl is white with an iridescent sheen.