IMA mineral species

Bubnovaite

K₂Na₈Ca(SO₄)₆

Sulfate mineral.

Properties

Chemical formulaK₂Na₈Ca(SO₄)₆
ElementsK, Na, Ca, S, O
Crystal systemTrigonal
Mohs hardness—
Density—
Streak—
Color—
IMA symbolBub

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

🌍 Where it's found

Type locality (where it was first described): Great Fissure eruption, Russia