IMA mineral species

Ferrisurite

(Pb,Ca)₂.₄Fe³⁺₂(Si₄O₁₀)(CO₃)₁.₇(OH)₃·nH₂O

Smectite, phyllosilicate mineral.

Ferrisurite specimen
Ferrisurite-616892.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formula(Pb,Ca)₂.₄Fe³⁺₂(Si₄O₁₀)(CO₃)₁.₇(OH)₃·nH₂O
ElementsPb, Ca, Fe, Si, O, C, H
Crystal system—
Mohs hardness—
Density—
Streak—
Color—
IMA symbolFsur
Nickel–Strunz class9.EC.75

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