Mother-of-pearl, used in jewelry since the Bronze Age, is the result of natural organic phenomena, it is not a mineral. Mother-of-pearl is composed of calcium, carbon and argonite crystals.
The beautiful rainbow reflections of mother-of-pearl are very popular in the manufacture of jewelry as well as buttons, musical instruments, and other fashion objects. Due to its low hardness, it is easy to work with and is also used to make carved beads.
Features of Mother of Pearl Beads
Crystallography: OrthorhombicMohs hardness: 2.5-4Birthstone: ---Typical treatments: DyeingOccurrence: China/USA/Australia, etc.