Mineralape
Polyarsite
I.V. Pekov and A.V. Kasatkin·CC BY 4.0·Wikimedia

Polyarsite

Na7CaMgCu2(AsO4)4F2Cl
Monoclino third eye IMA approved

Skład

Composizione (% in peso)
As
O
Na
Cu
  • AsArsenic30.5%
  • OOxygen26.1%
  • NaSodium16.4%
  • CuCopper12.9%
  • CaCalcium4.1%
  • FFluorine3.9%
  • ClChlorine3.6%
  • MgMagnesium2.5%

Etymologia

Nazwany na cześć arsenate ion.

Czakry wtórne

crown