Facts
- Country
- Sweden
- Minerals
- 4
- Species citing it (Wikidata)
- 3
- First described here
- Berzelianite, Crookesite, Eucairite and others
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q28656610
Minerals first described here · 4
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Berzelianite | Cu₂₋ₓSe (x~0.12) | Cubic | — | — |
| Crookesite | Cu₇TlSe₄ | Tetragonal | — | — |
| Eucairite | AgCuSe | Orthorhombic | 2.5 | — |
| Selenojalpaite | Ag₃CuSe₂ | Tetragonal | — | — |