LithoCat

MineralChrysocolla
Formula(Cu,Al)2H2Si2O5(OH)4 • n(H2O)
Crystal FormOrthorhombic/Pyramidal [mm2]
CleavageNone
ColorGreen, Bluish green, Blue, Blackish blue, Brown
Density1.9 – 2.4 g/cm3
DiaphaneityTranslucent to Opaque
FractureBrittle - Sectile
Hardness2.5 - 3.5
LustreVitreous - Dull
StreakLight green
Dana 8 Class74.3.2.1
Strunz ClassVIII/E.21-20
Mindatmindat.org
WebMineralWebMineral
ID17