IMA mineral species

Walentaite

Fe³⁺₃(P₀.₈₄As₀.₁₆O₄)₂(O,OH)₆As³⁺₂.₅₆Ca₀.₄₂Na₀.₂₈Mn²⁺₀.₃₅Fe²⁺₀.₃₀O₆.₁(OH)₀.₉(H₂O)₀.₉

Arsenate mineral.

Properties

Chemical formulaFe³⁺₃(P₀.₈₄As₀.₁₆O₄)₂(O,OH)₆As³⁺₂.₅₆Ca₀.₄₂Na₀.₂₈Mn²⁺₀.₃₅Fe²⁺₀.₃₀O₆.₁(OH)₀.₉(H₂O)₀.₉
ElementsFe, P, As, O, H, Ca, Na, Mn
Crystal systemOrthorhombic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolWlt
Nickel–Strunz class8.CH.05

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