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Species / Oxides and hydroxides / #0059

Akaganeite

Oxides and hydroxides monoclinic #0059

Akaganeite is a mineral species described as oxide mineral. It is classified under the Nickel-Strunz scheme and its reference data is listed below.

Formula (Fe³⁺,Ni²⁺)₈(OH,O)₁₆Cl₁.₂₅·nH₂O
Strunz code 4.DK.05
Class Oxides and hydroxides
Crystal system monoclinic
Type locality
Named after Akagane mine
Streak
Akaganeite specimen
Photo: Henk Smeets – tomeikminerals.com — CC BY 4.0 · Wikimedia Commons

Composition

Composition varies — this species has no single resolved formula.

Physical

Mohs
Density
g/cm³