IMA mineral species

Nelenite

(Mn,Fe)₁₆(Si₁₂O₃₀)(OH)₁₄[As³⁺₃O₆(OH)₃]

Phyllosilicate mineral.

Brown

Nelenite specimen
Nelenite-213099.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formula(Mn,Fe)₁₆(Si₁₂O₃₀)(OH)₁₄[As³⁺₃O₆(OH)₃]
ElementsMn, Fe, Si, O, H, As
Crystal system—
Mohs hardness—
Density—
Streakbrown
Color—
IMA symbolNln
Nickel–Strunz class9.EE.15

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

🌍 Where it's found

Type locality (where it was first described): Trotter mine, United States