Tooth Enamel: Nature's Crowning Achievement | UC San FranciscoAug 9, 2010 . Enamel is comprised of the mineral calcium phosphate, arranged in a crystal structure known as hydroxyapatite. Sea shells are made from calcium carbonate. (So are pearls, for that matter) Both teeth and sea shells are more complex than they might first appear. To Habelitz, these structures represent the.الطواحين لكربونات الكالسيوم الأرض,How to Make Your Own Powdered Calcium Carbonate (And How to .Aug 6, 2016 . Calcium carbonate is what 95% of the eggshell is made of, and it most closely resembles our own bones and teeth. The other minerals found in eggshells help our bodies actually use and absorb the calcium. You do need to take calcium carbonate (eggshell calcium) with food, and it is the hydrochloric acid.
الطواحين لكربونات الكالسيوم الأرض