# thornasite

> English word · Noun

## Definitions
1. A trigonal-hexagonal scalenohedral mineral containing hydrogen, oxygen, silicon, sodium, and thorium.

## Etymology
thorium + Na (“symbol for sodium”) + Si (“symbol for silicon”) + -ite

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