ALLOTROPE
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Carbon (Pcca polymorph)

Carbon (Pcca polymorph)

allotrope
C

A rare orthorhombic carbon structure predicted under extreme pressure

← Allotrope of Carbon

A crystalline allotrope of Carbon (space group P c c a), sourced from the Crystallography Open Database (COD 9012233).

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Material

Gallery canvas set in a solid wood floating frame.

Frame

White

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Shown true-to-size - a 8×10in piece scaled against real furniture.

Crystallography

Catalogue identityCarbon — Pcca
FormulaC
Crystal systemorthorhombic
Space groupP c c a
Lattice (a, b, c) Å4.7, 5.978, 4.448
Angles (α, β, γ) °90, 90, 90
Density (g/cm³)2.553

Structure data: Crystallography Open Database · Public domain (CC0)

Allotropes

Carbon — C c m m

Carbon — C c m m

Carbon — C m m a

Carbon — C m m a

Carbon — C m m m

Carbon — C m m m

Carbon — Fm-3

Carbon — Fm-3

Carbon — F m m m

Carbon — F m m m

Carbon — I -4 3 d

Carbon — I -4 3 d

Carbon — I a -3

Carbon — I a -3

Carbon — I m -3

Carbon — I m -3

Carbon — Immm

Carbon — Immm

Carbon — P 42/m m c

Carbon — P 42/m m c

Carbon — P 63 m c

Carbon — P 63 m c

Carbon — P 64 2 2

Carbon — P 64 2 2

Carbon — P 6/m m m

Carbon — P 6/m m m

Carbon — Pa-3

Carbon — Pa-3

Carbon — P b a n :1

Carbon — P b a n :1

Carbon — Pnnm

Carbon — Pnnm

Carbon — R -3 m :H

Carbon — R -3 m :H

Carbon — R -3 m :R

Carbon — R -3 m :R

Diamond

Diamond

Graphite

Graphite