# aluminium silicate

> English word · Noun

## Definitions
1. A chemical compound composed of aluminium, silicon and oxygen, chemical formula Al₂SiO₅, found in minerals and clays in several forms and used commercially as food additive E559 as an anticaking agent.

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