| Lattice Parameter: | 7.325000 a.u. |
| Crystal Structure: | b/a= 1.000000 , c/a= 2.455000 |
| 1.0 , 0.0 , 0.0 | |
| 0.0 , 1.0 , 0.0 | |
| 0.0 , 0.0 , 1.0 |
| Basis Atoms: | |||
| Hg | @ | 1 | 0.0 , 0.0 , 0.0 |
| Ba | @ | 2 | 1/2 , 1/2 , 0.2981 |
| Ba | @ | 3 | 1/2 , 1/2 , 0.7019 |
| Cu | @ | 4 | 0.0 , 0.0 , 1/2 |
| O1 | @ | 5 | 1/2 , 0.0 , 1/2 |
| O1 | @ | 6 | 0.0 , 1/2 , 1/2 |
| O2 | @ | 7 | 0.0 , 0.0 , 0.2078 |
| O2 | @ | 8 | 0.0 , 0.0 , 0.7922 |