| Name |
|
Chalcanthite
(Blue Vitriol, Copper Vitriol) |
| Chemistry |
|
Cu[SO4]·5H2O |
| Hardness |
|
2.5 |
| Lustre |
|
vitreous |
| Colour |
|
blue, transparent to translucent |
| Streak |
|
white |
| Density [g/cm3] |
|
2.2 - 2.3 |
| Crystal habit |
|
triclinic, crystals rarely,
small |
| Cleavage, Fracture |
|
fracture conchoidal |
| other characteristics
and occurrences |
|
often stalactitic, crust
forming, also fibrous and grained, soluble in water |
 |
|
|