IMA mineral species

Calciolangbeinite

K₂Ca₂(SO₄)₃

Sulfate mineral.

Calciolangbeinite specimen — Small brown crystals of thermaerogenite (c).png · Wikimedia Commons (see file page for author & license)

Properties

⚖ Density2.726 g/cm³

Average

Chemical formula	K₂Ca₂(SO₄)₃
Elements	K, Ca, S, O
Crystal system	Cubic
Mohs hardness	—
Density	2.726 g/cm³
Streak	—
Color	—
IMA symbol	Clgb

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

🌍 Where it's found

Type locality (where it was first described): Yadovitaya fumarole

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

Calciolangbeinite on Mindat.org
Wikidata item Q19833290 (source of this page's data – you can correct it there)