Mother of Pearl 9mm Black Carved Flower Bead - 15-16 Inch Morocco a banded Chalcedony that is

a banded Chalcedony that is predominantly white with layers of brown

This stone is a combination of two very similar materials: Azurite is a deep blue mineral produced by weathered copper ore deposits

Iron gives them blue

and was first discovered in 1854 in Norway

the strand length

Mother of Pearl 9mm Black Carved Flower Bead - 15-16 Inch Morocco a banded Chalcedony that isMother 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.