More interesting, perhaps, is the biological process that occurs for the pearls to form. When debris gets trapped in between the shells of an oyster or other mollusk, or when the animal sustains ...

Pearls within a pearl oyster shell. Pearl oysters are important products in Japan, as they produce beautiful pearls that are sought after for necklaces, earrings, and rings. Disclaimer ...

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.

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 ...

This taken on Nov 24, 2022 shows a Pinctada maxima shell and pearls at the scientific research trial breeding project in ...

Watch Andreia Salvador, Curator of Marine Mollusca, take a look at one of the Museum's most extraordinary and precious pearls. Among the millions of bivalve molluscs in the Museum's collections, one ...

In waters of a southern Chinese island, scores of palm-sized pearl oysters hang tidily on the breeding cages. These ...