Mineral - Ericaite
Ericaite
Chemical Properties
Mineral Class
Borates
Toxicity
none
Formula
Fe²⁺₃(B₇O₁₃)Cl
Unit Cell
Physical Properties
Hardness
7 - 7.5
Streak
white
Density
Normal (2-3,5)
Cleavage
Fracture
Tenacity
Optical Properties
Color
brownvioletcolorless
Birefringence
Luster
Vitreous
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
orthorhombic
Point Group
Space Group
Habit
Cube
Formation
Evaporit
Paragenesis
Twinning
Rarity
Rarely
Synonyms
Ericaite