Facts
- Country
- Poland
- Minerals
- 1
- First described here
- Merrillite
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q4047637
Minerals first described here · 1
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Merrillite | Ca₉NaMg(PO₄)₇ | Trigonal | — | 3.03 g/cm³ |