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Mineralati

Minerals

Arakiite

arakiite

ZnMn²⁺12Fe³⁺2(As³⁺O3)(As⁵⁺O4)2(OH)23

Arakiite: Mineral information, data and localities.

Arakiite: Mineral information, data and localities. — via www.mindat.org · Source

Overview

Arakiite (IMA symbol: Ark) is a rare mineral with the formula (Zn,Mn2+)(Mn2+,Mg)12(Fe3+,Al)2(As3+O3)(As5+O4)2(OH)23. It is both arsenate and arsenite mineral, a combination that is rare in the world of minerals. Arakiite is stoichiometrically similar to hematolite. It is one of many rare minerals coming from the famous Långban manganese skarn deposit in Sweden. Other minerals bearing both arsenite and zinc include kraisslite and mcgovernite. The mineral crystallizes in the monoclinic crystal system in space group Cc.

Scientific references

  1. Arakiite — Wikidata. https://www.wikidata.org/wiki/Q3621245 Link
  2. Arakiite — Wikipedia. https://en.wikipedia.org/wiki/Arakiite Link