IMA mineral species

Franklinphilite

(K,Na)₄(Mn²⁺,Mg,Zn)₄₈(Si,Al)₇₂(O,OH)₂₁₆·6H₂O

Phyllosilicate mineral.

Brown

Properties

Chemical formula(K,Na)₄(Mn²⁺,Mg,Zn)₄₈(Si,Al)₇₂(O,OH)₂₁₆·6H₂O
ElementsK, Na, Mn, Mg, Zn, Si, Al, O, H
Crystal system—
Mohs hardness—
Density—
Streak—
Color—
IMA symbolFkp
Nickel–Strunz class9.EG.40

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

🌍 Where it's found

Type locality (where it was first described): Buckwheat pit, United States