Crystal Structure of Portlandite
| Id | 9009098 |
| Mineral name | Portlandite |
| a (Å) | 3.5844 |
| b (Å) | 3.5844 |
| c (Å) | 4.8962 |
| α (°) | 90 |
| β (°) | 90 |
| γ (°) | 120 |
| V (Å3) | 54.478 |
| Space group | P -3 m 1 |
Publication: Crystal Structures (1963) 1, 239-444
| Id | 9009098 |
| Mineral name | Portlandite |
| a (Å) | 3.5844 |
| b (Å) | 3.5844 |
| c (Å) | 4.8962 |
| α (°) | 90 |
| β (°) | 90 |
| γ (°) | 120 |
| V (Å3) | 54.478 |
| Space group | P -3 m 1 |