IMA mineral species

Quadridavyne

[(Na,K)₆Cl₂][Ca₂Cl₂][(Si₆Al₆O₂₄)]

Tectosilicate mineral.

Properties

Chemical formula[(Na,K)₆Cl₂][Ca₂Cl₂][(Si₆Al₆O₂₄)]
ElementsNa, K, Cl, Ca, Si, Al, O
Crystal systemHexagonal
Mohs hardness—
Density—
Streak—
Color—
IMA symbolQdv
Nickel–Strunz class9.FB.05

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

🌍 Where it's found

Type locality (where it was first described): Mount Somma, 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.