Mineral - Hydrokenoralstonite
Hydrokenoralstonite
Chemical Properties
Mineral Class
Halides
Toxicity
none
Formula
Na₀,5(Al,Mg)₂(F,OH)₆ · H₂O
Unit Cell
Physical Properties
Hardness
4.5
Streak
white
Density
Normal (2-3,5)
Cleavage
Fracture
Tenacity
Optical Properties
Color
whitecolorless
Birefringence
Luster
Vitreous
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
isometric
Point Group
Space Group
Habit
Octahedron, Cube
Formation
Magmatisch, Pegmatit, hydrothermal
Paragenesis
Twinning
Rarity
Very rare
Synonyms
Hydrokenoralstonite