IMA mineral species

Davyne

(Na,Ca,K)₈(Si,Al)₁₂O₂₄(Cl,SO₄,CO₃)₂₋₃

Tectosilicate mineral.

Davyne specimen — Estonian Museum of Natural History Specimen No 202317 photo (g27 g27-673 1 jpg).jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formula	(Na,Ca,K)₈(Si,Al)₁₂O₂₄(Cl,SO₄,CO₃)₂₋₃
Elements	Na, Ca, K, Si, Al, O, Cl, S, C
Crystal system	Hexagonal
Mohs hardness	—
Density	—
Streak	—
Color	—
IMA symbol	Dvy
Nickel–Strunz class	9.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.

Learn more

Davyne on Mindat.org
Wikidata item Q3703775 (source of this page's data – you can correct it there)