Mineral - Rinkite
Rinkite
Chemical Properties
Mineral Class
Silicates
Toxicity
none
Formula
(Ca₃Ce)Na(NaCa)Ti(Si₂O₇)₂(OF)F₂
Unit Cell
Physical Properties
Hardness
5
Streak
whiteyellowyellow white
Density
Normal (2-3,5)
Cleavage
Fracture
Tenacity
Optical Properties
Color
brownyellow
Birefringence
Luster
Vitreous
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
monoclinic
Point Group
Space Group
Habit
acicular, prismatic
Formation
Magmatisch
Paragenesis
Twinning
Rarity
Very rare
Synonyms
Rinkite