Mineralape

Chromo-alumino-povondraite

NaCr3(Al4Mg2)(Si6O18)(BO3)3(OH)3O
Trigonale IMA approved

구성

Composizione (% in peso)
O
Si
Cr
Al
  • OOxygen47.9%
  • SiSilicon16.3%
  • CrChromium15.1%
  • AlAluminium10.4%
  • MgMagnesium4.7%
  • BBoron3.1%
  • NaSodium2.2%
  • HHydrogen0.3%

어원

명명 유래 aluminium.