MgH2 | Mg1-Mg2 | Mg1-Mg3 | Mg1-Mg4 | Mg2-Mg3 | Mg2-Mg4 | Mg3-Mg4 |
| 3.501 | 4.476 | 3.501 | 3.500 | 3.500 | 3.500 |
(Mg, Ni)H2 | Mg1-Mg2 | Mg1-Ni | Mg1-Mg4 | Mg2-Ni | Mg2-Mg4 | Ni-Mg4 |
| 3.272 | 4.322 | 3.269 | 3.445 | 3.203 | 3.300 |
(Mg, Ni, Sc)H2 | Mg1-Mg2 | Mg1-Ni | Mg1-Sc | Mg2-Ni | Mg2-Sc | Ni-Sc |
| 3.208 | 4.350 | 3.381 | 3.684 | 3.170 | 3.106 |