LithoCat

MineralLammerite
FormulaCu3(AsO4)2
Crystal FormMonoclinic/Prismatic [2/m]
CleavagePerfect on {010}; Good on {100}; Imperfect on {001}
ColorDark green
Density5.2 g/cm3
DiaphaneityTransparent
Hardness3.0 - 4.0
LustreAdamantine
StreakPale green
Type Loc.Laurani Mine, Laurani Dist., Aroma Prov., La Paz Department, Bolivia
Dana 8 Class38.3.8.1
Strunz Class7/A.09-10
Mindatmindat.org
WebMineralWebMineral
ID388