Facts
- Symbol
- Sc
- Atomic number
- 21
- Atomic mass
- 45.0 u
- Minerals
- 22
- Period
- 4
- Group
- 3
- Block
- d
- Melting point
- 1,541 °C
- Boiling point
- 2,837 °C
- Discovered
- 1879
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q713
Minerals containing this element · 22
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Allendeite | Sc₄Zr₃O₁₂ | Trigonal | — | — |
| Bazzite | Be₃Sc₂(Si₆O₁₈) | Hexagonal | — | — |
| Bonacinaite | Sc(AsO₄)·2H₂O | Monoclinic | — | — |
| Cascandite | Ca(Sc,Fe³⁺)(HSi₃O₉) | — | — | — |
| Davisite | CaScAlSiO₆ | Monoclinic | — | — |
| Dubińskaite | Ca₄Sc₂Al₄[Be₂Si₈O₃₀](OH)₂ | Triclinic | — | — |
| Eringaite | Ca₃Sc₂(SiO₄)₃ | Cubic | — | 3.42 g/cm³ |
| Heflikite | (CaCa)(AlAlSc)O[Si₂O₇][SiO₄](OH) | Monoclinic | — | — |
| Ixiolite-(Sc) | (Ta₀.₅Sc₀.₅)O₂ | Orthorhombic | — | — |
| Jervisite | NaScSi₂O₆ | Monoclinic | 6.0 | 3.09 g/cm³ |
| Kampelite | Ba₆Mg₃Sc₈(PO₄)₁₂(OH)₆*₇H₂O | Orthorhombic | — | — |
| Kangite | (Sc,Ti,Al,Zr,Mg,Ca,☐)₂O₃ | Cubic | — | — |
| Kolbeckite | ScPO₄·2H₂O | Monoclinic | — | — |
| Kristiansenite | Ca₂ScSn(Si₂O₇)(Si₂O₆OH) | Triclinic | — | — |
| Nybergite | Ca₄Sc₃Sn(Si₂O₇)(Si₂O₆OH)₃ | Triclinic | — | — |
| Oftedalite | KSc₂☐₂Be₃Si₁₂O₃₀ | Hexagonal | 6.0 | — |
| Panguite | (Ti,Al,Sc,Mg,Zr,Ca)₁.₈O₃ | Orthorhombic | — | — |
| Pretulite | Sc(PO₄) | Tetragonal | 5.0 | 3.69 g/cm³ |
| Scandio-fluoro-eckermannite | NaNa₂(Mg₄Sc)(Si₈O₂₂)F₂ | Monoclinic | — | — |
| Scandiobabingtonite | Ca₂(Fe²⁺,Mn)ScSi₅O₁₄(OH) | — | — | — |
| Thortveitite | Sc₂Si₂O₇ | Monoclinic | — | 3.37 g/cm³ |
| Warkite | Ca₂Sc₆Al₆O₂₀ | Triclinic | — | — |
Minerals named after it · 5
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Cascandite | Ca(Sc,Fe³⁺)(HSi₃O₉) | — | — | — |
| Ixiolite-(Sc) | (Ta₀.₅Sc₀.₅)O₂ | Orthorhombic | — | — |
| Kangite | (Sc,Ti,Al,Zr,Mg,Ca,☐)₂O₃ | Cubic | — | — |
| Scandio-fluoro-eckermannite | NaNa₂(Mg₄Sc)(Si₈O₂₂)F₂ | Monoclinic | — | — |
| Scandiobabingtonite | Ca₂(Fe²⁺,Mn)ScSi₅O₁₄(OH) | — | — | — |