Abalone Shell 4mm Heishi Bead - 15-16 Inch Agatized Wood White African Opal is a

White African Opal is a white to cream to light tan stone with veining of black or gray

and Spiny Oyster

Its color can be a soft pink

and chatoyancy

Moonstone is a Feldspar mineral that was used in Roman jewelry nearly 2

Abalone Shell 4mm Heishi Bead - 15-16 Inch Agatized Wood White African Opal is aAbalone Shell is strong and is made of stacked calcium carbonate tiles. When the abalone shell is struck, the tiles slide instead of shattering absorbing the energy of the blow. The inner layer of the shell is composed of nacre (mother of pearl), which in many species is highly iridescent, which make the shells attractive as decorative objects, jewelry, and as a source of colorful mother of pearl.