Facts
- Chemical formula
- MgCa₄F₂[UO₂(CO₃)₃]₂·17-18H₂O
- Crystal system
- Triclinic
- Mohs hardness
- 2.8
- Density
- 2.60 g/cm³
- Number of elements
- 7
- IMA status
- Approved
- Type locality
- Jáchymov
- Named after
- Albrecht Schrauf
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q3608887