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 Rivers Pearl Rivers Eliza Jane Nicholson (formerly Holbrook; née Poitevent; March 11, 1843 – February 15, 1896), who wrote under the "nom de plume" Pearl Rivers, was a United States journalist and poet. She took the name from the Pearl River near her home in Mississippi. Eliza Jane Poitevent was born in Gainesville, Hancock, Mississippi, USA, on March 11, 1843 (some sources say 1849). She was the third child of a prosperous family of five, with a busy father and a sickly mother. She is listed on the 1850 U.S. Census as living in Beat 2 of Hancock County, Mississippi, with