LithoCat

MineralZircon
FormulaZrSiO4  
Crystal FormTetragonal/Ditetragonal-Dipyramidal [4/m 2/m 2/m]
CleavagePoor/Indistinct on {110}{111}
ColorColorless, yellow, grey, reddish-brown, green, brown, black
Density4.6 – 4.7 g/cm3
DiaphaneityTransparent, Translucent, Opaque
FractureConchoidal
Hardness7.5
LustreAdamantine, Vitreous, Greasy
StreakWhite
Dana 8 Class51.5.2.1
Strunz Class8/A.09-10
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WebMineralWebMineral
ID336