Species / Sulfates / #0156
Alunogen
Sulfates triclinic #0156
Alunogen is a mineral species described as sulfate mineral. It is classified under the Nickel-Strunz scheme and its reference data is listed below.
| Formula | Al₂(SO₄)₃(H₂O)₁₂·5H₂O |
| Strunz code | 7.CB.45 |
| Class | Sulfates |
| Crystal system | triclinic |
| Type locality | — |
| Named after | alum |
| Streak | — |
Composition
O
69.7%
S
16.43%
Al
9.22%
H
4.65%
Molar mass 585.335 g/mol
Physical
Mohs
Density
g/cm³