IMA mineral species

Tapiaite

Ca₅Al₂(AsO₄)₄(OH)₄·12H₂O

Hydrous arsenate mineral.

Tapiaite specimen
Tapiaite.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaCa₅Al₂(AsO₄)₄(OH)₄·12H₂O
ElementsCa, Al, As, O, H
Crystal systemMonoclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolTpi

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

🌍 Where it's found

Type locality (where it was first described): Jote mine, Chile