# ferropericlase

> English word · Noun

## Definitions
1. Any of a class of minerals, mixed oxides of magnesium and iron, that are abundant in the earth's lower mantle (second only to perovskite)

## Etymology
From ferro- + periclase.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/ferropericlase