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

Edgarite

FeNb3S6
Esagonale root IMA approved

Skład

Composizione (% in peso)
Nb
S
Fe
  • NbNiobium52.9%
  • SSulfur36.5%
  • FeIron10.6%