IMA mineral species

Ferrierite-K

(K,Na)₅(Si₃₁Al₅)O₇₂·18H₂O

Zeolite mineral.

Properties

Chemical formula(K,Na)₅(Si₃₁Al₅)O₇₂·18H₂O
ElementsK, Na, Si, Al, O, H
Crystal systemOrthorhombic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolFrr-K
Nickel–Strunz class9.GD.50

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