Imitation pearl is sometimes used to imitate black pearls. Imitation pearl Imitation pearls are man-made objects (often beads) that are designed to resemble real pearls. A variety of methods are used to create imitation pearls from starting materials that include glass, plastic, and actual mollusc shell. Some beads are coated with a pearlescent substance in order to imitate the natural iridescence of nacre or mother of pearl. Varieties of imitation pearls include: The pearlescent substance used to coat various cores may contain essence d'orient, isinglass, fish scales, oyster scales, mother-of-pearl powder, along with binders or dyes. Coral is sometimes used to imitate
Daniel Pearl through music. Pearl was born in Princeton, New Jersey to Ruth and Judea Pearl. His mother is of Iraqi-Jewish descent and his father is an Israeli of Polish-Jewish descent. His family moved to the Encino district of Los Angeles, when his father took a position with UCLA. His father, Judea Pearl, is a professor of computer science and statistics, and director of the Cognitive Systems Laboratory at UCLA. He has received the Turing Award. The history of the family and its connections to Israel are described by Judea Pearl in the "LA Times" article, "Roots in the Holy Land". Pearl