IMA mineral species

Alumohydrocalcite

CaAl₂(CO₃)₂(OH)₄·3H₂O

Carbonate mineral.

Yellow Blue Purple Pink Brown Gray White & Clear

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

Properties

Chemical formula	CaAl₂(CO₃)₂(OH)₄·3H₂O
Elements	Ca, Al, C, O, H
Crystal system	Triclinic
Mohs hardness	—
Density	—
Streak	—
Color	—
IMA symbol	Ahcal
Nickel–Strunz class	5.DB.05

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

Learn more

Alumohydrocalcite on Mindat.org
Wikipedia article
Wikidata item Q3613411 (source of this page's data – you can correct it there)