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Latest Pearls Stories

814f70817fabc4a8f54c33721cf21e5e
2007-07-02 16:30:00

MADISON -- While the shiny material of pearls and abalone shells has long been prized for its iridescence and aesthetic value in jewelry and decorations, scientists admire mother-of-pearl for other physical properties as well. Also called nacre ("NAY-ker"), mother-of-pearl is 3,000 times more fracture-resistant than the mineral it is made of, aragonite, says Pupa Gilbert, a physicist at the University of Wisconsin-Madison. "You can go over it with a truck and not break it - you will crumble...

2005-07-27 07:35:01

By Pascal Fletcher CUBAGUA, Venezuela (Reuters) - Those who fear the world's economy will crash the day the Earth's oil reserves run dry can cite the "pearl island" of Cubagua as a lesson in how not to exploit a natural resource. This parched, almost uninhabited, scrub-covered islet off Venezuela's eastern coast was once a booming Spanish colonial trade depot that sent shiploads of glittering pearls to Europe to adorn the rings, necklaces and robes of monarchs and popes. Nearly five...


Latest Pearls Reference Libraries

Pinctada Maxima
2013-04-25 16:49:52

Pinctada maxima is a species of pearl oyster, a marine bivalve mollusk belonging to the family Pteriidae, the pearl oysters. There are two different color varieties: the White lipped oyster and the Gold lipped oyster. These bivalves are considered to be the largest pearl oysters in the world. They have a very strong inner shell layer composed of nacre, also known as “mother of pearl”. They’re significant in the cultured pearl industry as they are used to produce South Sea pearls....

0_6a42b01beb6063f014e90692f4d40b34
2008-04-30 23:14:23

The Freshwater Pearl Mussel (Margaritifera margaritifera), is an endangered species of freshwater mussel. They are used in the production of freshwater pearls. There are three subspecies. Margaritifera margaritifera margaritifera, Margaritifera margaritifera parvula, and Margaritifera margaritifera durrovensis. M. m. durrovensis is a critically endangered species in Ireland. Photo Copyright and Credit

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Word of the Day
bibliopole
  • A bookseller; now, especially, a dealer in rare and curious books.
This word comes from a Greek phrase meaning 'book seller.'
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