LithoCat

MineralBabingtonite
FormulaCa2(Fe,Mn)FeSi5O14O(OH)
Crystal FormTriclinic/Pinacoidal [1]
Cleavage[100] Perfect, [001] Perfect
ColorDark greenish-black
Density3.3 g/cm3
DiaphaneityTranslucent on thin edges, Opaqu
FractureIrregular/Uneven
Hardness5.5 - 6.0
LustreVitreous
StreakBrown
Type Loc.Arendal Iron Mines, Arendal, Aust-Agder, Norway
Dana 8 Class65.4.1.2
Strunz ClassVIII/F.27-20
Mindatmindat.org
WebMineralWebMineral
ID94