Mineral - Taramite
Taramite
Chemical Properties
Mineral Class
Silicates
Toxicity
none
Formula
{Na}{CaNa}{Mg₃Al₂}(Al₂Si₆O₂₂)(OH)₂
Unit Cell
Physical Properties
Hardness
5 - 6
Streak
graygreengreen grey
Density
Normal (2-3,5)
Cleavage
Fracture
Tenacity
Optical Properties
Color
blackgraygreen
Birefringence
Luster
Vitreous
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
monoclinic
Point Group
Space Group
Habit
prismatic
Formation
Metamorphose, In metasomatisierten natriumreichen, alkalischen Gneisen und Nephelin-Syeniten, in Eklogiten
Paragenesis
Twinning
Rarity
Very rare
Synonyms
Taramite