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Minerals - Epididymite | TerraCollect
Mineral - Epididymite
Epididymite
Na[OH|BeSi₃O₇]
Chemical Properties
Mineral Class
Silicates
Toxicity
none
Formula
Na[OH|BeSi₃O₇]
Unit Cell
Physical Properties
Hardness
5.5
Streak
white
Density
Normal (2-3,5)
Optical Properties
Color
white
gray
colorless
Birefringence
Luster
Vitreous,
Pearly
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
orthorhombic
Cleavage
Fracture
Tenacity
Point Group
Space Group
Habit
prismatic,
tabular
Formation
Magmatisch, Pegmatit
Paragenesis
Twinning
Rarity
Rarely
Synonyms
Epididymite
