Facts
- Chemical formula
- Ca₆Mn²⁺Pb₂(Si₃O₉)₂(SO₄)₂(OH)₂·4H₂O
- Crystal system
- Monoclinic
- Number of elements
- 7
- IMA status
- Grandfathered
- Type locality
- Parker shaft
- Named after
- Washington Roebling
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q3940058