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Minerals - Povondraite | TerraCollect
Mineral - Povondraite
Povondraite
NaFe³⁺₃(Mg₂Fe³⁺₄)(Si₆O₁₈)(BO₃)₃(OH)₃O
Chemical Properties
Mineral Class
Silicates
Toxicity
none
Formula
NaFe³⁺₃(Mg₂Fe³⁺₄)(Si₆O₁₈)(BO₃)₃(OH)₃O
Unit Cell
Physical Properties
Hardness
7
Streak
Density
Optical Properties
Color
Birefringence
Luster
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
trigonal
Point Group
Cleavage
Fracture
Tenacity
Space Group
Habit
Formation
Paragenesis
Twinning
Rarity
Synonyms
Povondraite
