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Minerals - Sapphirine | TerraCollect
Mineral - Sapphirine
Sapphirine
(Al,Mg)₈[O₂|(Al,Si)₆O₁₆]
Chemical Properties
Mineral Class
Silicates
Toxicity
none
Formula
(Al,Mg)₈[O₂|(Al,Si)₆O₁₆]
Unit Cell
Physical Properties
Hardness
7.5
Streak
white
Density
Normal (2-3,5)
Optical Properties
Color
green
blue
Birefringence
Luster
Vitreous
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
triclinic
,
monoclinic
Cleavage
Fracture
Tenacity
Point Group
Space Group
Habit
massive,
tabular
Formation
Magmatisch, Metamorphose
Paragenesis
Twinning
Rarity
Rarely
Synonyms
Sapphirine
