LithoCat

MineralAquamarine
FormulaBe3Al2Si6O18
Crystal FormHexagonal/Dihexagonal Dipyramidal [6/m 2/m 2/m]
Cleavage[0001] Imperfect
ColorAquamarine, Blue
Density2.6 – 2.9 g/cm3
DiaphaneityTransparent to Subtranslucent
FractureBrittle - Conchoidal
Hardness7.5 - 8.0
LustreVitreous
StreakWhite
Dana 8 Class61.1.1.1
Strunz ClassVIII/E.12-10
Mindatmindat.org
WebMineralWebMineral
ID11