IMA mineral species

Langite

Cu₄SO₄(OH)₆·2H₂O

Sulfate mineral.

Langite specimen — Langite - Richtarova, Spania Dolina, Banska Bystica, Slovakia (Joachim Esche).jpg · Wikimedia Commons (see file page for author & license)

Properties

🔷 Monoclinic✏️ streak blue-green

Chemical formula	Cu₄SO₄(OH)₆·2H₂O
Elements	Cu, S, O, H
Crystal system	Monoclinic
Mohs hardness	—
Density	—
Streak	blue-green
Color	—
IMA symbol	Lgt
Nickel–Strunz class	7.DD.10

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

Learn more

Langite on Mindat.org
Wikipedia article
Wikidata item Q204380 (source of this page's data – you can correct it there)