Carbon (Ia-3 polymorph)
A high-pressure cubic carbon phase studied in computational materials science
← Allotrope of Carbon
A crystalline allotrope of Carbon (space group I a -3), sourced from the Crystallography Open Database (COD 9012239).
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Crystallography
| Catalogue identity | Carbon — I a -3 - I a -3 |
| Formula | C |
| Crystal system | cubic |
| Space group | I a -3 |
| Lattice (a, b, c) Å | 4.261, 4.261, 4.261 |
| Angles (α, β, γ) ° | 90, 90, 90 |
| Density (g/cm³) | 4.125 |
| Determination | Theoretical (computed) |
Structure data: Crystallography Open Database · Public domain (CC0)
Allotropes

Carbon — C c m m

Carbon — C m m a

Carbon — C m m m

Carbon — F d -3 m

Carbon — F m -3

Carbon — F m m m

Carbon — I -4 3 d

Carbon — I m -3

Carbon — I m m m

Carbon — P 42/m m c

Carbon — P 63 m c

Carbon — P 64 2 2

Carbon — P 6/m m m

Carbon — P a -3

Carbon — P b a n :1

Carbon — P c c a

Carbon — P n n m

Carbon — R -3 m :H

Carbon — R -3 m :R

Diamond

Graphite