LithoCat

MineralCavansite
FormulaCa(VO)Si4O10 • 4(H2O)
Crystal FormOrthorhombic/Dipyramidal [2/m 2/m 2/m]
Cleavage[010] Good
ColorGreenish blue, Dark blue
Density2.2 – 2.3 g/cm3
DiaphaneitySubtransparent
FractureBrittle
Hardness3.0 - 4.0
LustreVitreous
StreakBluish white
Type Loc.Owyhee Dam, Lake Owyhee State Park, Malheur Co., OR, USA
Dana 8 Class74.3.7.1
Strunz ClassVIII/H.36-10
Mindatmindat.org
WebMineralWebMineral
ID7