s-net: sqc1339


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 6
Edges per primitive translational unit 14
Transitivity (vertex,edge)(2,4)
Vertex degrees {6,4}
Vertex coordination sequence [(6, 18, 40, 74, 114, 164, 222, 290, 366, 452), (4, 14, 36, 70, 110, 160, 218, 286, 362, 448)]
Wells’ vertex symbol [4^4.6^9.8^2, 4^2.6^3.8]
Systre key (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 1, -1, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 2, 5, 0, 0, 0, 2, 5, 1, -1, 0, 2, 6, 0, 0, 0, 2, 6, 0, 1, 0, 3, 6, 0, 0, 1, 3, 6, 0, 1, 0, 4, 5, 1, -2, 1, 4, 5, 1, -1, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Cmma

Parameters:

a b c alpha beta gamma
2.1768 3.07855 1.98792 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.25 0.4
0.25 0 0.3

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Cmma

Parameters:

a b c alpha beta gamma
1.8859 3.26563 1.99998 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.25 0.41671
0.25 0 0.25001

Edge end points:

Hyperbolic sources

h-nets with faithful topology

1 record listed.
Image h-net name Orbifold symbol Transitivity (Vert,Edge,Face) Vertex Degree 2D Vertex Symbol
Net details hqc477 *22222 (2,4,2) {4,6} {6.4.4.6}{6.4.4.6.4.4}

h-nets with edge collapse

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