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zakruti.com » Knowledge, science, education » TED-Ed
How do oysters make pearls? Rob Ulrich

How do oysters make pearls? Rob Ulrich

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Rating: 4.0; Vote: 1
Explore how oysters use calcium carbonate to create pearls, and how this chemical compound creates a vast array of other materials. Despite their iridescent colors and smooth shapes, pearls are actually made of the exact same material as the craggy shell that surrounds them. Pearls, urchin spines, the shells of mussels, snails and clams, even coral all these structures are made out of the same chemical compound: calcium carbonate. So how does this single ingredient form such a vast array of materials? Rob Ulrich investigates.
Date: 2022-11-15

Comments and reviews: 5


So in essence, pearls are the body reacting to an invasive material by coating with a thick substance that solidifies around it. In other words, pearls are pretty balls of hard snot. Good to know!
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The world is heading towards a depression because of the economic destruction from the pandemic, Right now venturing into stocks would be best to recover from this global inflation and stay afloat.
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Thinking about growing some mollusks in my pond where i will sprinkle diamond and gold dust. Make the most valuble pearls on earth. (Maybe)
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Woah I actually always wondered how but always forgot to ask thanks Ted ed for always giving us interesting facts and pieces of knowledge
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I always thought that it was the build up of sand inside the clam that made the pearl. It's good to learn something new!
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