Facts
- Chemical formula
- H₂NaZn₃(AsO₄)₃
- Crystal system
- Monoclinic
- Mohs hardness
- 3.0
- Number of elements
- 5
- IMA status
- Approved
- Type locality
- Tsumeb Mine
- Named after
- Herbert O'Daniel
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q19861096