Vaterite

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Notion

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Science and technology

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What Wikipedia says

Vaterite is a mineral, a polymorph of calcium carbonate (CaCO3). It was named after the German mineralogist Heinrich Vater. It is also known as mu-calcium carbonate (μ-CaCO3). Vaterite belongs to the hexagonal crystal system, whereas calcite is trigonal and aragonite is orthorhombic.

Excerpt from the Wikipedia article “Vaterite”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Pavel M. Kartashov, CC BY-SA 3.0 de, via Wikimedia Commons.