Table 5. Selected bond lengths (Å) for (NH4)MgH(SO4)2(H2O)2 at 296 K.
| Mg1—O2 | 2.0509 (6) | S1—O2 | 1.4604 (6) |
| Mg1—O4i | 2.0720 (6) | S1—O4 | 1.4651 (6) |
| Mg1—O5 | 2.0731 (6) | S1—O1 | 1.5164 (6) |
| S1—O3 | 1.4525 (6) |
Symmetry code: (i) x+1, y, z.
| Mg1—O2 | 2.0509 (6) | S1—O2 | 1.4604 (6) |
| Mg1—O4i | 2.0720 (6) | S1—O4 | 1.4651 (6) |
| Mg1—O5 | 2.0731 (6) | S1—O1 | 1.5164 (6) |
| S1—O3 | 1.4525 (6) |
Symmetry code: (i) x+1, y, z.