| Selected bond lengths (Å) | |||
| Cr1-O4i | 1.9630 (9) | Cr1-O1 | 1.9729 (9) |
| Cr1-O4 | 1.9630 (9) | Cr1-O1W | 2.0041 (11) |
| Cr1-O1i | 1.9728 (9) | Cr1-O1Wi | 2.0041 (11) |
| Selected bond angles (˚) | |||
| O4i-Cr1-O4 | 180.00 | O1i-Cr1-O1W | 89.45 (4) |
| O4i-Cr1-O1i | 82.05 (4) | O1-Cr1-O1W | 90.55 (4) |
| O4-Cr1-O1i | 97.95 (4) | O4i-Cr1-O1Wi | 89.91 (4) |
| O4i-Cr1-O1 | 97.95 (4) | O4-Cr1-O1Wi | 90.09 (4) |
| O4-Cr1-O1 | 82.05 (4) | O1i-Cr1-O1Wi | 90.55 (4) |
| O1i-Cr1-O1 | 180.00 (2) | O1-Cr1-O1Wi | 89.45 (4) |
| O4i-Cr1-O1W | 90.09 (4) | O1W-Cr1-O1Wi | 180.0 |
| O4-Cr1-O1W | 89.91 (4) |
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