# merwinite

> English word · Noun

## Definitions
1. A monoclinic-prismatic mineral containing calcium, magnesium, oxygen, and silicon.

## Etymology
After Herbert Eugene Merwin, American mineralogist, + -ite.

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