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Minerals - Edenite | TerraCollect
Mineral - Edenite
Edenite
NaCa₂(Mg,Fe²⁺)₅(Si₇Al)O₂₂(OH)₂
Chemical Properties
Mineral Class
Silicates
Toxicity
none
Formula
NaCa₂(Mg,Fe²⁺)₅(Si₇Al)O₂₂(OH)₂
Unit Cell
Physical Properties
Hardness
5.5
Streak
white
Density
Normal (2-3,5)
Optical Properties
Color
white
gray
green
Birefringence
Luster
Vitreous,
Greasy
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
monoclinic
Cleavage
Fracture
Tenacity
Point Group
Space Group
Habit
blocky,
massive,
prismatic
Formation
Magmatisch, Metamorphose
Paragenesis
Twinning
Rarity
Rather rare
Synonyms
Edenite
