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
The Pearl (novel) Trombone and Wind Symphony (2004) was inspired by "The Pearl". The Pearl (novel) The Pearl is a novella by American author John Steinbeck, first published in 1947. This story is about a poor family which is more likely described as native Americans, who discovers an enormous and valuable pearl. The novella explores man's nature as well as greed, defiance of societal norms, and evil. Steinbeck's inspiration was a Mexican Folk Tale from La Paz, Baja California Sur, Mexico, which he had heard in a visit to the formerly pearl-rich region in 1940. In 1947, it was adapted into a Mexican