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Species / Phosphates / #0070

Akrochordite

Phosphates monoclinic #0070

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

Formula Mn²⁺₅(AsO₄)₂(OH)₄·4H₂O
Strunz code 8.DD.10
Class Phosphates
Crystal system monoclinic
Type locality Långban
Named after
Streak
Akrochordite specimen
Photo: Robert M. Lavinsky — CC BY-SA 3.0 · Wikimedia Commons

Composition

Mn
42.56%
O
33.22%
As
23.22%
H
1%

Molar mass 645.372 g/mol

Physical

Mohs
Density
g/cm³