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- Penberthy Croft Mine
Type locality
Penberthy Croft Mine
United KingdomCountry
3Minerals
Facts
- Country
- United Kingdom
- Minerals
- 3
- Species citing it (Wikidata)
- 2
- First described here
- Bayldonite, Bettertonite, Penberthycroftite
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q7162278
Minerals first described here · 3
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Bayldonite | Cu₃PbO(AsO₃OH)₂(OH)₂ | Monoclinic | 4.5 | — |
| Bettertonite | Al₆(AsO₄)₃(OH)₉·16H₂O | Monoclinic | — | — |
| Penberthycroftite | [Al₆(AsO₄)₃(OH)₉(H₂O)₅]·8H₂O | Monoclinic | — | — |
Minerals · 1
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Penberthycroftite | [Al₆(AsO₄)₃(OH)₉(H₂O)₅]·8H₂O | Monoclinic | — | — |