Freshwater pearl

Freshwater pearls are a kind of pearl that comes from freshwater mussels. They are produced in Japan and the United States on a limited scale, but are now almost exclusive to China The U.S. Federal Trade Commission requires that freshwater pearls are referred to as "freshwater cultured pearls" in commerce. Although the Japanese freshwater pearl industry has nearly ceased to exist, it does hold special historic value as the first country to cultiv... More

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