Greenschist

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

Nobody has pulled it yet.

What Wikipedia says

Greenschists are metamorphic rocks that formed under the lowest temperatures and pressures usually produced by regional metamorphism, typically 300–450 °C (570–840 °F) and 2–10 kilobars (29,000–145,000 psi).

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

Image: No machine-readable author provided. Siim assumed (based on copyright claims)., CC BY-SA 3.0, via Wikimedia Commons.