Facts
- Symbol
- Yb
- Atomic number
- 70
- Atomic mass
- 173.0 u
- Minerals
- 5
- Period
- 6
- Block
- f
- Melting point
- 1,091 °C
- Boiling point
- 1,703 °C
- Discovered
- 1878
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q1855
Minerals containing this element · 5
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Hingganite-(Yb) | BeYbSiO₄(OH) | Monoclinic | — | — |
| Keiviite-(Yb) | Yb₂Si₂O₇ | Monoclinic | — | 6.24 g/cm³ |
| Samarskite-(Yb) | YbNbO₄ | Monoclinic | — | 7.68 g/cm³ |
| Vyuntspakhkite-(Y) | (Y,Yb)₄Al₂.₅-₁.₅(Si,Al)₁.₅-₂.₅(SiO₄)₄O(OH)₇ | Monoclinic | — | — |
| Xenotime-(Yb) | Yb(PO₄) | Tetragonal | — | 6.56 g/cm³ |