What is another word for mother of pearl?
Pronunciation: [mˈʌðəɹ ɒv pˈɜːl] (IPA) 
Mother of pearl is a beautiful natural material that has been used for centuries in the creation of jewelry, musical instruments, and decorative objects. Known for its iridescent luster and unique texture, mother of pearl is often referred to as nacre, or pearlized shell. Other synonyms for mother of pearl include abalone, clam shell, sea shell, and pearly. Mother of pearl is formed from the inner layer of mollusk shells, which is composed of calcium carbonate and protein. Its natural beauty and durability make it a sought-after material for both functional and decorative items. Whether you call it mother of pearl, nacre, or any of its other synonyms, this material is truly remarkable.
