Mineral - Valentinite
Valentinite
Chemical Properties
Mineral Class
Oxides and Hydrxides
Toxicity
low
Formula
Sb₂O₃
Unit Cell
Physical Properties
Hardness
2.5 - 3
Streak
white
Density
Cleavage
Fracture
Tenacity
Optical Properties
Color
whitebrownyellowcolorless
Birefringence
Luster
Adamantine,
Pearly
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
orthorhombic
Point Group
Space Group
Habit
tufty, prismatic, radial
Formation
Oxidationszone von Antimonit-Lagerstätten (Z.B. Stibnit)
Paragenesis
Twinning
Rarity
Very rare
Synonyms
Valentinite