freshwater pearl

freshwater pearl
any of the small pearls produced esp. by freshwater mussels.

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Universalium. 2010.

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  • freshwater pearl — noun Date: 1918 a usually very small pearl produced by a freshwater mollusk …   New Collegiate Dictionary

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  • Pearl hunting — or pearl diving refers to a now largely obsolete method of retrieving pearls from pearl oysters, freshwater pearl mussels and, on rare occasions, other nacre producing creatures, such as abalone.HistoryBefore the beginning of the 20th century,… …   Wikipedia

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  • Pearl oyster — Taxobox name = Pearl oyster image caption = Black lip oyster, Pinctada margaritifera regnum = Animalia phylum = Mollusca classis = Bivalvia ordo = Pterioida familia = Pteriidae genus = Pinctada genus authority = Roding, 1798 subdivision ranks =… …   Wikipedia

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