Co-Ho Phase Diagrams
Invariant Reactions
| T | reaction | x(Co) | x(Ho) | w(Co) | w(Ho) |
| C | mole/mole | mole/mole | kg/kg | kg/kg | |
| 1365.1 | Liquid + Co3Ho => Co7Ho2 | 0.8000 | 0.2000 | 0.5884 | 0.4116 |
| 1349.8 | Liquid => Co17Ho2 + Co5Ho | 0.8470 | 0.1530 | 0.6643 | 0.3357 |
| 1348.8 | Liquid => Fcc + Co17Ho2 | 0.9377 | 0.0623 | 0.8432 | 0.1568 |
| 1346.0 | Liquid => Co5Ho + Co7Ho2 | 0.8270 | 0.1730 | 0.6308 | 0.3692 |
| 1331.0 | Liquid + Co3Ho => Co2Ho | 0.6665 | 0.3335 | 0.4166 | 0.5834 |
| 1130.3 | Co5Ho => Co7Ho2 + Co17Ho2 | 0.7778 | 0.2222 | 0.5557 | 0.4443 |
| 897.5 | Liquid + Hcp => CoHo3 | 0.2523 | 0.7477 | 0.1076 | 0.8924 |
| 789.2 | Liquid + CoHo3 => Co7Ho12 | 0.3688 | 0.6312 | 0.1727 | 0.8273 |
| 786.9 | Liquid => Co2Ho + Co7Ho12 | 0.3860 | 0.6140 | 0.1834 | 0.8166 |
| 754.7 | Co2Ho + Co7Ho12 => Co3Ho4 | 0.3684 | 0.6316 | 0.1725 | 0.8275 |
| 421.8 | Fcc => Co17Ho2 + Hcp | 0.8947 | 0.1053 | 0.7522 | 0.2478 |