'Mother pearls' diaporamas de présentation

What Do You Know About Pearls?

How does a pearl come into being? This is a question that must have gone through your mind a lot. The coming together of a mollusk and an external object creates a Pearl. After this invasion, the combo attains a consecutive stratum of nacre, (a pearly substance which lines the interior of many shells also called mother-of-pearl) then it finally becomes a pearl.

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