Facts
- Chemical formula
- CaSO₄
- Crystal system
- Orthorhombic
- Mohs hardness
- 3.5
- Density
- 2.98 g/cm³
- Number of elements
- 3
- IMA status
- Grandfathered
- Type locality
- Hall in Tirol
- Named after
- a-
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q105439