# rengeite

> English word · Noun · IPA /ˈɹɛnɡeɪaɪt/

## Definitions
1. A monoclinic-prismatic dark greenish brown mineral containing calcium, lanthanum, cerium, praseodymium, neodymium, samarium, oxygen, silicon, strontium, titanium, and zirconium.

## Etymology
From Renge + -ite. Named after Mt. Renge (in Niigata, Japan) where the jadeitite deposits are found.

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