To protect itself, the oyster will coat the unwelcome visitor with layers of nacre (mother-of-pearl) until the gem is formed. Julius Caesar's desire to get his hands on our freshwater pearls is ...
Mother-of-pearl is the hard, silvery, internal layer of several kinds of shells, especially oysters, the large varieties of which in the Indian Seas secrete this coat of sufficient thickness to ...
Cast from 18-karat gold, these striking earrings are set with fan-shaped mother of pearl and dotted with 0.07 carats of diamonds. The pearl inlays are designed to symbolise the curved marble ...
As one of the highest clouds in our atmosphere, they form in very cold conditions and with their shimmering colours they are often referred to as "mother-of-pearl". One BBC Weather Watcher said ...