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) The film was also released by RKO in 1947 as a co-promotion with the book. "The Pearl" was loosely adapted in 2001 for a film directed by Alfredo Zacharias and starring Lukas Haas and Richard Harris which was released directly to video in 2005. Family-One of the major themes in the novel is family. Throughout the novel, the plot discusses how the family lives before and after the pearl. It is constantly the focus of the plot and many of the decisions are based on what would be best for the family. For example, the first thing that Kino desires