LithoCat

MineralSpangolite
FormulaCu6Al(SO4)(OH)12Cl • 3H2O  
Crystal FormTrigonal/Ditrigonal Pyramidal [3m]
CleavagePerfect on {0001}, distinct on {10-11}
ColorDark to Emerald green, Blue-green, Light green in transmitted light
Density3.1 g/cm3
DiaphaneityTransparent, Translucent
FractureConchoidal
Hardness3.0
LustreVitreous
StreakPale green
Dana 8 Class31.1.5.1
Strunz Class6/D.08-10
Mindatmindat.org
WebMineralWebMineral
ID313