IMA mineral species

Gonnardite

(Na,Ca)₂(Si,Al)₅O₁₀·3H₂O

Zeolite mineral.

Orange Yellow Pink White & Clear

Gonnardite specimen — Gonnardit.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formula	(Na,Ca)₂(Si,Al)₅O₁₀·3H₂O
Elements	Na, Ca, Si, Al, O, H
Crystal system	Tetragonal
Mohs hardness	5
Density	—
Streak	white
Color	—
IMA symbol	Gon
Nickel–Strunz class	9.GA.05

“—” means no reliable value in Wikidata yet. Check Mindat for full data.

Learn more

Gonnardite on Mindat.org
Wikipedia article
Wikidata item Q2517404 (source of this page's data – you can correct it there)