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 ...

A jeweller has turned a pearl that a woman’s partner found in a bowl of mussels at her birthday dinner into a pendant.Paige Hawkins’ partner found the pearl in his meal while they were celebrating at ...

Pearls are made by marine oysters and freshwater mussels as a natural defence against an irritant such as a parasite entering their shell or damage to their fragile body. The oyster or mussel slowly ...

Pearls are the result of a mollusc's reaction to irritants such as parasites that enter its shell. Although model pearls are perfectly round and smooth, in reality they come in a huge number of shapes ...