LithoCat

MineralLorenzenite
FormulaNa2Ti2(Si2O6)O3
Crystal FormOrthorhombic/Dipyramidal [2/m 2/m 2/m]
CleavageDistinct on {010}
ColorPale purple-brown, pale pink to mauve, brown to black
Density3.4 – 3.5 g/cm3
DiaphaneityTransparent to Opaque
FractureIrregular/Uneven
Hardness6.0
LustreAdamantine, Vitreous, Sub-Metallic, Dull
StreakWhite, pale brown
Dana 8 Class65.1.6.1
Strunz Class8/F.03-50
Mindatmindat.org
WebMineralWebMineral
ID269