IMA mineral species

Petarasite

Na₅Zr₂(Si₆O₁₈)(Cl,OH) * 2H₂O

Cyclosilicate mineral.

Petarasite specimen
Petarasite-169945.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaNa₅Zr₂(Si₆O₁₈)(Cl,OH) * 2H₂O
ElementsNa, Zr, Si, O, Cl, H
Crystal systemMonoclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolPra
Nickel–Strunz class9.CJ.40

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

🌍 Where it's found

Type locality (where it was first described): Poudrette quarry, Canada

  • 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.