Cultured pearl Cultured pearl A cultured pearl is a pearl created by an oyster farmer under controlled conditions. Cultured pearls can be farmed using two very different groups of bivalve mollusk: the freshwater river mussels, and the saltwater pearl oysters. A pearl is formed when the mantle tissue is injured by a parasite, an attack of a fish or another event that damages the external fragile rim of the shell of a mollusk shell bivalve or gastropod. In response, the mantle tissue of the mollusk secretes nacre into the pearl sac, a cyst that forms during the healing process. Chemically speaking, this
Pearl (given name) Pearl (given name) Pearl is a primarily feminine given name derived from the English word "pearl," a hard, roundish object produced within the soft tissue of a living, shelled mollusk. Pearls are commonly used in jewelry-making. The pearl is the birthstone for the month of June. Pearls have been associated with innocence and modesty. Because it comes from the sea, it also has associations with the moon and with water. Pearls are also traditionally considered appropriate jewelry for debutantes and brides. Pearl came into popular use along with other gemstone names during the late Victorian Era. It may also have