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What is the difference between a cultured pearl and a natural pearl?
刺激物
贻贝
软组织
Questioner:Isabella Carter 2018-06-15 00:14:27
The most authoritative answer in 2024
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Oliver Rivera——Works at the International Criminal Court, Lives in The Hague, Netherlands.
Cultured Pearls Versus
Natural Pearls. A
Natural Pearl is formed when an irritant accidentally gets into the soft tissue of the mussel in an oyster. As a defense mechanism, the animal produces secretions to coat the irritant. Many layers of coating are deposited on the irritant making the irritant smooth.
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