| Domain extension d(Å) Tenorite | Critical length ΞΎ (Å) Cuprite | Hole concentration h+ | Tco (K) |
| d(002) = 2.5289 | d(004) = 1.0674 | 0.228 | 221 |
| 2 × 0.228 | 312 | ||
| d(202) = 1.5803 | d(222) = 1.2325 | 0.228 | 306 |
| 2 × 0.228 | 433 |