LithoCat

MineralErythrite
FormulaCo(AsO4)2 • 8(H2O)
Crystal FormMonoclinic/Prismatic [2/m]
Cleavage[010] Perfect
ColorColorless, Violet red, Light pink, Purple red
Density3.1 – 3.2 g/cm3
DiaphaneityTransparent to Subtranslucent
FractureSectile
Hardness1.5 - 2.5
LustrePearly
StreakPinkish red
Dana 8 Class40.3.6.3
Strunz ClassVII/C.13-70
Mindatmindat.org
WebMineralWebMineral
ID136