This month we feature chemicals that have important applications in industry and the lab.—Ed. Calcium carbonate (CaCO 3) is a natural product found in many settings, including the minerals aragonite 1 ...

Calcium carbonate is everywhere. From seashells to eggshells to antacid medicine, it is one of the most abundant minerals on our planet. But scientists still don’t agree on how it forms its many ...

This means that waterborne coral polyps arriving at the reef have had to secrete calcium carbonate onto the structures, in order to "make them their own." Given that some corals grow at a rate of just ...