Mineralape
Grischunite
David Hospital·CC BY-SA 4.0·Wikimedia

Grischunite

NaCa2Mn2⁺5Fe3⁺(AsO4)6·2H2O
Ortorombico IMA approved

Composizione

Composizione (% in peso)
As
O
Ca
  • AsArsenic41.5%
  • OOxygen38.4%
  • CaCalcium7.4%
  • FeIron5.2%
  • MnManganese5.1%
  • NaSodium2.1%
  • HHydrogen0.4%

Etimologia

Nome derivato da Canton of the Grisons.