Facts
- Chemical formula
- Mg₅(BO₃)O(OH)₅ * 2H₂O
- Crystal system
- Monoclinic
- Number of elements
- 4
- IMA status
- Approved
- Type locality
- Commercial quarry, Sky Blue Hill
- Named after
- Randall H. Wightman
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q4019730