LithoCat

MineralChrysoberyl
FormulaBeAl2O4
Crystal FormOrthorhombic/Dipyramidal [2/m 2/m 2/m]
CleavageDistinct on {110}, Imperfect on{010}, Poor on {001}
ColorGreen shades, emerald-green, greenish white, yellowish green, greenish brown, yellow, blue
Density3.7 – 3.8 g/cm3
DiaphaneityTransparent, Translucent
FractureIrregular, Conchoidal
Hardness8.5
LustreVitreous
StreakWhite
Dana 8 Class7.2.9.1
Strunz Class4/B.07-10
Mindatmindat.org
WebMineralWebMineral
ID272