# celsian

> English word · Noun

## Definitions
1. An uncommon monoclinic feldspar mineral, barium aluminosilicate, found in contact metamorphic rocks with significant barium content.

## Etymology
Named after Anders Celsius.

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