LithoCat

MineralAfghanite
Formula(Na,Ca,K)8[(Cl2,SO4,CO3)3|Al6Si6O24] • 0.5(H2O)
Crystal FormHexagonal/Dihexagonal Dipyramidal [6/m 2/m 2/m]
Cleavage[1010] Perfect
ColorBlue
Density2.5 – 2.6 g/cm3
DiaphaneityTransparent
FractureConchoidal
Hardness5.5 - 6.0
LustreVitreous
StreakWhite
Type Loc.Ladjuar Medam, Sar-e-Sang, Koksha Valley, Khash & Kuran Wa Munjan Districts, Badakhshan Province, Afghanistan
Dana 8 Class76.2.5.1
Strunz ClassVIII/J.09-50
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WebMineralWebMineral
ID10