Zoisite

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

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

In collections

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What Wikipedia says

Zoisite, first known as saualpite, after its type locality, is a calcium aluminum hydroxy sorosilicate. Its chemical formula is Ca2Al3(SiO4)(Si2O7)O(OH). It was formerly considered a member of the epidote group.

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

Image: Dave Dyet - http://www.dyet.com, Copyrighted free use, via Wikimedia Commons.