Thursday, March 25, 2010

Pearls mass-produced on paper machines
[ Thu, 25 Mar 2010 15:24:02 GMT ]

The chief natural sources of mother of pearl are the pearl oyster, freshwater pearl mussels and abalone shell, shown here. Nacre, or mother of pearl, is one of the toughest and most beautiful natural materials on Earth. Now scientists can make it —  cheaply.


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