Mineral - Leukosphenite
Leukosphenite
Chemical Properties
Mineral Class
Silicates
Toxicity
none
Formula
BaNa₄Ti₂B₂Si₁₀O₃₀
Unit Cell
Physical Properties
Hardness
6.5
Streak
white
Density
Normal (2-3,5)
Cleavage
Fracture
Tenacity
Optical Properties
Color
yellowgreenbluecolorless
Birefringence
Luster
Vitreous,
Pearly
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
monoclinic
Point Group
Space Group
Habit
blocky, coarse, massive, prismatic
Formation
Magmatisch, Pegmatit
Paragenesis
Twinning
Rarity
Very rare
Synonyms
Leukosphenite