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Minerals - Pharmacosiderite | TerraCollect
Mineral - Pharmacosiderite
Pharmacosiderite
KFe³⁺₄(AsO₄)₃(OH)₄ · 6-7H₂O
Chemical Properties
Mineral Class
Arsenates
Toxicity
middle
Formula
KFe³⁺₄(AsO₄)₃(OH)₄ · 6-7H₂O
Unit Cell
Physical Properties
Hardness
2.5
Streak
white
green
green white
Optical Properties
Color
brown
yellow
green
Birefringence
Luster
Greasy,
Adamantine
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
isometric
Density
Normal (2-3,5)
Cleavage
Fracture
Tenacity
Point Group
Space Group
Habit
massive,
Cube
Formation
Oxidationszone von Sulfid-Lagerstätten
Paragenesis
Twinning
Rarity
Rarely
Synonyms
Pharmacosiderite
