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Minerals - Frankamenite | TerraCollect
Mineral - Frankamenite
Frankamenite
K₃Na₃Ca₅(Si₁₂O₃₀)(F,OH)₄ · H₂O
Chemical Properties
Mineral Class
Silicates
Toxicity
none
Formula
K₃Na₃Ca₅(Si₁₂O₃₀)(F,OH)₄ · H₂O
Unit Cell
Physical Properties
Hardness
5.5
Streak
Density
Optical Properties
Color
Birefringence
Luster
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
triclinic
Point Group
Cleavage
Fracture
Tenacity
Space Group
Habit
Formation
Paragenesis
Twinning
Rarity
Synonyms
Frankamenite
