# aragonite

> English word · Noun · frequency rank #91,241

## Definitions
1. An evaporite consisting of anhydrous calcium carbonate with the chemical formula CaCO₃ and occurring in pearls, shells and nacre; it is dimorphous with calcite.

## Etymology
From Aragon + -ite, after the province in Spain, named by Abraham Gottlob Werner in 1790.

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