Mineralape

Potassic-pargasite

KCa2(Mg4Al)(Si6Al2)O22(OH)2
Monoclino IMA redefined

Composizione

Composizione (% in peso)
O
Si
Mg
Al
Ca
  • OOxygen45.1%
  • SiSilicon19.8%
  • MgMagnesium11.4%
  • AlAluminium9.5%
  • CaCalcium9.4%
  • KPotassium4.6%
  • HHydrogen0.2%

Etimologia

Nome derivato da pargasite rootname series.