| Atom | Site | x | y | z | B\left(\mathrm{~A}^{2}\right) |
|---|---|---|---|---|---|
| La | 2 d | 1/2 | 0 | 0 | 0.33(2) |
| Sb | 2 c | 0 | 1/2 | 0 | 0.35(2) |
| Sr | 4 e | 0.0094(4) | 0.0344(2) | 0.2509(3) | 0.85(3) |
| O1 | 4 e | 0.269(2) | 0.321(2) | 0.075(1) | 1.08(3) |
| O2 | 4 e | 0.312(2) | 0.259(2) | 0.417(1) | 1.08(3) |
| O3 | 4 e | 0.879(1) | 0.459(1) | 0.223(1) | 1.08(3) |