Mineral - Devilline
Devilline
Chemical Properties
Mineral Class
Sulphates
Toxicity
none
Formula
Cu₄Ca[(OH)₆|(SO₄)₂] · 3H₂O
Unit Cell
Physical Properties
Hardness
2.5
Streak
whitegreengreen white
Density
Normal (2-3,5)
Cleavage
Fracture
Tenacity
Optical Properties
Color
greenblueblue green
Birefringence
Luster
Vitreous
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
monoclinic
Point Group
Space Group
Habit
book-shaped
Formation
Oxidationszone von Kupfer-Lagerstätten
Paragenesis
Twinning
Rarity
Rarely
Synonyms
Devilline