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calcspar 中文解釋 wordnet sense Collocation Usage Collins Definition
  1. Calcite is a carbonate mineral and the most stable polymorph of calcium carbonate (CaCO3). The other polymorphs are the minerals aragonite and vaterite. Aragonite will change to calcite at 470 °C, and vaterite is even less stable.
  2. Also known as calcite. A form of Calcium Carbonate.