LithoCat

MineralGagarinite-(Y)
FormulaNaCaYF6
Crystal FormHexagonal/Dipyramidal [6/m]
CleavageDinstinct/Good on {0001}
ColorCreamy, Yellowish, Pink
Density4.1 – 4.3 g/cm3
DiaphaneityTransparent, Translucent
FractureBrittle
Hardness4.5
LustreVitreous, Dull
StreakWhite
Dana 8 Class11.5.6.1
Strunz Class3/A.08-40
Mindatmindat.org
WebMineralWebMineral
ID284