IMA mineral species

Tuperssuatsiaite

Na₂Fe₃Si₈O₂₀(OH)₂·4H₂O

Phyllosilicate mineral.

RedBrown

Tuperssuatsiaite specimen
Tuperssuatsiaite-87736.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaNa₂Fe₃Si₈O₂₀(OH)₂·4H₂O
ElementsNa, Fe, Si, O, H
Crystal systemMonoclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolTup
Nickel–Strunz class9.EE.20

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

🌍 Where it's found

Type locality (where it was first described): Tuperssuatsiat bay, Greenland