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calcium carbonate News

How do sea shells get their strength?

Seashells are very strong, but chalk is easy to break. Both are made from calcium carbonate crystals. So why the difference? Materials scientists have found the answer.
 

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Reef of the Maldivian island of Kandholhudhoo showing healthy corals.
Reef of the Maldivian island of Kandholhudhoo showing healthy corals.
Bruno de Giusti

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