IMA mineral species

Lokkaite-(Y)

CaY₄(CO₃)₇·9H₂O

Carbonate mineral.

Lokkaite-(Y) specimen
Lokkaite-(Y).jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaCaY₄(CO₃)₇·9H₂O
ElementsCa, Y, C, O, H
Crystal systemOrthorhombic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolLok-Y
Nickel–Strunz class5.CC.15

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