IMA mineral species

Fivegite

K₄Ca₂[AlSi₇O₁₇(O₂-xOHx)][(H₂O)₂-xOHx]Cl

Silicate mineral.

Fivegite specimen
Fivegite.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaK₄Ca₂[AlSi₇O₁₇(O₂-xOHx)][(H₂O)₂-xOHx]Cl
ElementsK, Ca, Al, Si, O, H, Cl
Crystal systemOrthorhombic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolFiv

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

🌍 Where it's found

Type locality (where it was first described): Tsentral'nyi mine, Russia