Facts
- Chemical formula
- Cu₂NO₃(OH)₃
- Crystal system
- Orthorhombic
- Number of elements
- 4
- IMA status
- Grandfathered
- Type locality
- United Verde mine
- Named after
- Charles Frédéric Gerhardt
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q1111376