Onyx

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

In collections

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What Wikipedia says

Onyx is a typically black-and-white banded variety of agate, a silicate mineral. The bands can also be monochromatic with alternating light and dark bands. Sardonyx is a variety with red to brown bands alternated with black or white bands.

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

Image: Simon Eugster --Simon 14:41, 11 April 2006 (UTC), CC BY-SA 3.0, via Wikimedia Commons.