Facts
- Chemical formula
- Ca(Al₂Si₃)O₁₀·(5-6)H₂O
- Crystal system
- Orthorhombic
- Mohs hardness
- 5.0
- Number of elements
- 5
- IMA status
- Approved
- Type locality
- Neer road
- Named after
- John Cowles
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q3696364