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Minerals - Thénardite | TerraCollect
Mineral - Thénardite
Thénardite
Naâ‚‚SOâ‚„
Chemical Properties
Mineral Class
Sulphates
Toxicity
none
Formula
Naâ‚‚SOâ‚„
Unit Cell
Physical Properties
Hardness
2.5 - 3
Streak
white
Density
Normal (2-3,5)
Optical Properties
Color
white
gray
colorless
Birefringence
Luster
Vitreous
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
orthorhombic
Cleavage
Fracture
Tenacity
Point Group
Space Group
Habit
dipyramidal,
tabular
Formation
Sedimentär (Evaporit)
Paragenesis
Twinning
Rarity
Rarely
Synonyms
Thénardite
