Mother-of-pearl, the iridescent coating inside oyster shells, once formed the foundation of a thriving button industry in the U.S. What is now the United States became famous for two products.

The oyster or mussel slowly secretes layers of aragonite and conchiolin, materials that also make up its shell. This creates a material called nacre, also known as mother-of-pearl, which encases the ...

When debris gets trapped in between the shells of an oyster or other mollusk ... together like brick and mortar to create nacre or mother-of-pearl, creating a strong protective coating that ...

By secreting layers of aragonite and conchiolin, the same substances that are in its calcium carbonate shell, the mollusc creates a material called nacre, commonly known as mother-of-pearl. The oyster ...

gets inside the shell. To protect itself, the oyster will coat the unwelcome visitor with layers of nacre (mother-of-pearl) until the gem is formed. Pearl fishing in England dates back to pre ...

makes its way into the shell of a mollusk like an oyster or a mussel. To protect itself from the invader, the mollusk starts to coat the debris with nacre, or mother-of-pearl, the same material ...

akoya oyster populations should return to health, probably by the year 2002. Thinning may solve the problem, Müller says, because lower shell density usually results in a higher quality pearl.

Rolex is presenting a selection of its latest creations from Geneva’s Watches & Wonders 2024, such as the Oyster Perpetual ...