IMA mineral species

Paracelsian

BaAl₂Si₂O₈

Feldspar, tectosilicate mineral.

Paracelsian specimen — Paracelsian-27532.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formula	BaAl₂Si₂O₈
Elements	Ba, Al, Si, O
Crystal system	Monoclinic
Mohs hardness	6
Density	3.338 g/cm³
Streak	—
Color	—
IMA symbol	Pcls
Nickel–Strunz class	9.FA.40

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

🌍 Where it's found

Type locality (where it was first described): Candoglia, Italy

Type locality
Notable source / deposit
Country of origin

Marker positions are approximate (region or locality level). Type localities from Wikidata; notable sources curated by Crystopedia.

Learn more

Paracelsian on Mindat.org
Wikidata item Q3894972 (source of this page's data – you can correct it there)