LithoCat

MineralAnnabergite
FormulaNi3(AsO4)2 · 8H2O
Crystal FormMonoclinic/Prismatic [2/m]
CleavagePerfect on {010}, Indistinct on {100}, {-102}
ColorGreen, Light grey to Light apple green, White, Pinkish
Density3.1 – 3.1 g/cm3
DiaphaneityTransparent, Translucent
FractureSectile, flexible when thin
Hardness1.5 - 2.5
LustreSub-adamantine, Sub-vitreous, Pearly, Earthy
StreakPale green to White
Type Loc.Teichgräber deep adit, Kippenhain Mine, Schreckenberg, Frohnau, Annaberg-Buchholz, Annaberg Dist., Erzgebirge, Saxony, Germany
Dana 8 Class40.3.6.4
Strunz Class7/C.13-80
Mindatmindat.org
WebMineralWebMineral
ID441