# tonalite

> English word · Noun

## Definitions
1. An igneous, plutonic rock composed mainly of plagioclase.
2. Quartz diorite.

## Etymology
Tonale + -ite

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