Meanings (ES + gloss)
aragonita • aragonito
An evaporite consisting of anhydrous calcium carbonate with the chemical formula CaCO₃ and occurring in pearls, shells and nacre; it is dimorphous with calcite.
The basic chemical material of molluscan shells is calcium carbonate, which forms the outer layer of calcite, and the inner layer of aragonite, which is a heavier and harder substa…
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