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Minerals - Callaghanite | TerraCollect
Mineral - Callaghanite
Callaghanite
Cu₂Mg₂(CO₃)(OH)₆ · 2H₂O
Chemical Properties
Mineral Class
Carbonates
Toxicity
none
Formula
Cu₂Mg₂(CO₃)(OH)₆ · 2H₂O
Unit Cell
Physical Properties
Hardness
3 - 3.5
Streak
white
Density
Normal (2-3,5)
Optical Properties
Color
blue
Birefringence
0.121
Luster
Vitreous
Transparency
translucent,
transparent
Pleochroism
Geomineralogical Properties
Crystal System
monoclinic
Point Group
Karten-Ebenen
Geologische Karte
Satelliten Karte
Cleavage
Fracture
Tenacity
monoclinic-prismatic - 2/m
Space Group
C2/c (15)
Habit
dipyramidal,
crusty,
massive
Formation
Metasomatose
Paragenesis
Twinning
Rarity
Rarely
Synonyms
Callaghanite
