Bieberite | |
Chemical Formula |
CoSO4·7H2O |
Species |
Sulfates |
Crystal System |
Monoclinic |
Mohs Scale |
2 |
Specific Gravity |
1.83 |
Color |
Red-pink, flesh-red; colourless to pale rose in transmitted light. |
Luster |
Vitreous, Earthy |
Refractive Index |
n = 1.477 n = 1.483 n = 1.489 |
Diaphaneity |
Translucent, Opaque |
Cleavage |
PerfectOn perfect; on fair. |
Crystal Habit:As crusts and stalactites. |