Mineral - Jouravskite
Jouravskite
Chemical Properties
Mineral Class
Sulphates
Toxicity
none
Formula
Ca₃Mn⁴⁺(SO₄)(CO₃)(OH)₆ · 12H₂O
Unit Cell
Physical Properties
Hardness
2.5
Streak
whitegreengreen white
Density
Light (<2)
Cleavage
Fracture
Tenacity
Optical Properties
Color
brownyellowgreen
Birefringence
Luster
Vitreous
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
hexagonal
Point Group
Space Group
Habit
coarse, massive, pyramidal
Formation
Oxidationszone von Mangan-Lagerstätten
Paragenesis
Twinning
Rarity
Very rare
Synonyms
Jouravskite