| NN | Card | Specie | Formula | Space Group |
|---|---|---|---|---|
| 1. | 2199 | [1], alpha, t-alpha-iron, at 25oC | Fe | I m3m |
| 2. | 2200 | [2], alpha, t-alpha-iron | Fe | I m3m |
| 3. | 2201 | [3], beta, at 44.6 Gpa + 2125oK | Fe | P bcm |
| 4. | 2202 | [4], beta, at 36 Gpa + Hot | Fe | P bcm |
| 5. | 8375 | [5], t-magnesium, at 61 Gpa + 300oK | Fe | P 6(3)/mmc |
| 6. | 8376 | [6], t-magnesium, at 61 Gpa + 1550oK | Fe | P 6(3)/mmc |
| 7. | 10592 | [7], alpha, t-alpha-iron, at 39 kbar | Fe | I m3m |
| 8. | 10582 | [8], alpha, t-alpha-iron, at 108 kbar | Fe | I m3m |