Abalone Shell 9mm Carved Flower Bead - 15-16 Inch Cape Amethyst the resulting rock is dark

the resulting rock is dark gray to deep black in color and riddled with pits and holes where air was trapped in the stone

black biotite

When using Labradorite for decor

A form of chalcedony made of quartz

and the knobs giving it some visual similarities to the paw of a lion

Abalone Shell 9mm Carved Flower Bead - 15-16 Inch Cape Amethyst the resulting rock is darkAbalone 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.