Fluorite

Rarity: Rare

A topic known well beyond its field, found in many languages.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

Fluorite (also called fluorspar) is the mineral form of calcium fluoride, CaF2. It belongs to the halide minerals. It crystallizes in isometric cubic habit, although octahedral and more complex isometric forms are not uncommon.

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

Image: Didier Descouens, CC BY-SA 3.0, via Wikimedia Commons.