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Minerals - NĂ©pouite | TerraCollect
Mineral - NĂ©pouite
NĂ©pouite
(Ni,Mg)₃(Si₂O₅)(OH)₄
Chemical Properties
Mineral Class
Silicates
Toxicity
none
Formula
(Ni,Mg)₃(Si₂O₅)(OH)₄
Unit Cell
Physical Properties
Hardness
2 - 2.5
Streak
green
Density
Normal (2-3,5)
Optical Properties
Color
green
Birefringence
Luster
Greasy,
Pearly
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
orthorhombic
Point Group
Cleavage
Fracture
Tenacity
Space Group
Habit
crusty,
massive,
kidney-shaped,
grape-shaped
Formation
Metamorphose (Ni-reich)
Paragenesis
Twinning
Rarity
Very rare
Synonyms
NĂ©pouite
