Facts
- Chemical formula
- Zn₄(PO₄)₂(OH)₂ * 3H₂O
- Elements in formula
- Zinc, Phosphorus, Oxygen, Hydrogen
- Number of elements
- 4
- IMA status
- Grandfathered
- Named after
- Leonard James Spencer
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q3966494