Facts
- Symbol
- Ge
- Atomic number
- 32
- Atomic mass
- 72.6 u
- Minerals
- 41
- Period
- 4
- Group
- 14
- Block
- p
- Melting point
- 1,211 °C
- Boiling point
- 3,106 °C
- Discovered
- 1886
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q867
Minerals containing this element · 41
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Alburnite | Ag₈GeTe₂S₄ | Cubic | — | — |
| Argyrodite | Ag₈GeS₆ | Orthorhombic | — | 6.20 g/cm³ |
| Barquillite | Cu₂CdGeS₄ | Tetragonal | — | 4.62 g/cm³ |
| Bartelkeite | PbFeGe(Ge₂O₇)(OH)₂·H₂O | Monoclinic | 4.0 | — |
| Briartite | Cu₂FeGeS₄ | Tetragonal | 4.5 | — |
| Brunogeierite | Fe²⁺₂Ge⁴⁺O₄ | Cubic | — | — |
| Calvertite | Cu₅Ge₀.₅S₄ | Cubic | — | 5.24 g/cm³ |
| Carboirite | FeAl₂(GeO₄)O(OH)₂ | — | — | — |
| Carraraite | Ca₃(SO₄)[Ge(OH)₆](CO₃) * 12H₂O | Hexagonal | — | — |
| Catamarcaite | Cu₆GeWS₈ | Hexagonal | — | 4.81 g/cm³ |
| Eyselite | Fe³⁺Ge₄+₃O₇(OH) | — | — | 3.64 g/cm³ |
| Fleischerite | Pb₃Ge(SO₄)₂(OH)₆·3H₂O | Hexagonal | — | — |
| Galloplumbogummite | Pb(Ga,Al,Ge)₃(PO₄)₂(OH)₆ | Trigonal | — | 4.62 g/cm³ |
| Germanite | Cu₁₃Fe₂Ge₂S₁₆ | Cubic | 3.0 | — |
| Germanocolusite | Cu₁₃VGe₃S₁₆ | — | — | — |
| Itoite | Pb₃Ge₄+(SO₄)₂O₂(OH)₂ | Orthorhombic | — | 6.67 g/cm³ |
| Karlseifertite | Pb(Ga₂Ge)(AsO₄)₂(OH)₆ | Trigonal | — | — |
| Krieselite | Al₂(GeO₄)F₂ | Orthorhombic | — | 4.02 g/cm³ |
| Maikainite | Cu₁₀Fe₃MoGe₃S₁₆ | — | 4.0 | 4.54 g/cm³ |
| Marathonite | Pd₂₅Ge₉ | Trigonal | — | — |
| Mathewrogersite | Pb₇FeAl₃GeSi₁₂O₃₆(OH,H₂O)₆ | Hexagonal | 2.0 | — |
| Morozeviczite | (Pb,Fe)₃Ge₁-xS₄ | — | 3.5 | 6.62 g/cm³ |
| Nancyrossite | FeGeO₆H₅ | Tetragonal | — | — |
| Nuwaite | Ni₆GeS₂ | Tetragonal | — | — |
| Olgafrankite | Ni₃Ge | Cubic | — | 9.39 g/cm³ |
| Omariniite | Cu₈Fe₂ZnGe₂S₁₂ | Orthorhombic | — | — |
| Otjisumeite | PbGe₄O₉ | Triclinic | 3.0 | 5.77 g/cm³ |
| Ovamboite | Cu₁₀Fe₃WGe₃S₁₆ | — | — | — |
| Palladogermanide | Pd₂Ge | Hexagonal | — | 10.48 g/cm³ |
| Pertoldite | GeO₂ | Trigonal | — | 6.21 g/cm³ |
| Polkovicite | (Fe,Pb)₃(Ge,Fe)₁-xS₄ | — | 3.5 | 6.62 g/cm³ |
| Putzite | Cu₈GeS₆ | Cubic | — | — |
| Radvaniceite | GeS₂ | Monoclinic | — | — |
| Renierite | (Cu¹⁺,Zn)₁₁Fe₄(Ge⁴⁺,As⁵⁺)₂S₁₆ | Tetragonal | — | — |
| Ruizhongite | (Ag₂◻)Pb₃Ge₂S₈ | — | — | — |
| Schaurteite | Ca₃Ge(SO₄)₂(OH)₆ * 4H₂O | Hexagonal | — | — |
| Stottite | Fe²⁺Ge⁴⁺(OH)₆ | — | 4.5 | — |
| Wenqingite | Pb₅(AsS₃)₂(Ge₂S₆) | Monoclinic | — | — |
| Wusiheite | BaGe(Ge₃O₉) | Trigonal | — | — |
| Zincobriartite | Cu₂(Zn,Fe)(Ge,Ga)S₄ | Tetragonal | — | — |
| Zincostottite | ZnGe(OH)₆ | Tetragonal | — | — |
Minerals named after it · 1
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Palladogermanide | Pd₂Ge | Hexagonal | — | 10.48 g/cm³ |