Species / Sulfates / #0127
Alpersite
Sulfates monoclinic #0127
Alpersite is a mineral species described as sulfate mineral. It is classified under the Nickel-Strunz scheme and its reference data is listed below.
| Formula | Mg(SO₄)·7H₂O |
| Strunz code | 7.CB.35 |
| Class | Sulfates |
| Crystal system | monoclinic |
| Type locality | — |
| Named after | Charles N. Alpers |
| Streak | — |
Composition
O
55.49%
Mg
22.18%
S
20.48%
H
1.84%
Molar mass 109.559 g/mol
Physical
Mohs
Density
g/cm³