Colorful Abalone Shell cabochons – 22 x 15 mm pears, 10 pieces
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Abalone Shell - Also known as Paua or Ormer, Abalone Shell is a colorful calcium carbonate that has a rainbow of iridescence in wave-like patterns. Abalone grow a layer of nacre, or mother of pearl, inside of their shells which then is used as the displayed surface of pearls. These thin nacre layers are also a calcium carbonate structure which is known as Aragonite.