Species / Sulfates / #0215
Anhydrite
Sulfates orthorhombic #0215
Anhydrite is a mineral species described as mineral, anhydrous calcium sulfate. It is classified under the Nickel-Strunz scheme and its reference data is listed below.
| Formula | CaSO₄ |
| Strunz code | 7.AD.30 |
| Class | Sulfates |
| Crystal system | orthorhombic |
| Type locality | Hall in Tirol |
| Named after | hydro- |
| Streak | white |
Composition
O
47.01%
Ca
29.44%
S
23.55%
Molar mass 136.134 g/mol
Physical
Mohs
3.5
Density
2.979 g/cm³