s-net: sqc6669


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 14
Edges per primitive translational unit 28
Transitivity (vertex,edge)(5,7)
Vertex degrees {4,4,4,4,4}
Vertex coordination sequence [(4, 6, 16, 40, 74, 115, 197, 292, 403, 535), (4, 6, 16, 40, 70, 118, 195, 295, 401, 531), (4, 4, 12, 36, 66, 104, 178, 286, 382, 524), (4, 12, 24, 40, 76, 146, 226, 326, 442, 588), (4, 12, 24, 40, 80, 148, 234, 334, 438, 572)]
Wells’ vertex symbol [3^2.4.8^2.9, 3^2.4.8^2.9, 3^4.4^2, 8^4.12^2, 8^4.12^2]
Systre key (3, 1, 2, 0, 0, 0, 1, 2, 2, -1, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 3, 9, 0, 0, 0, 4, 10, 0, 0, 0, 4, 11, 0, 0, 0, 4, 12, 0, 0, 0, 5, 10, 0, 1, 1, 5, 11, 0, 1, 1, 5, 12, 0, 1, 1, 6, 7, 0, 0, 1, 6, 8, 0, 0, 1, 6, 9, 0, 0, 1, 7, 8, 0, 0, 0, 7, 13, 0, 0, 0, 8, 9, 0, 0, 0, 9, 14, 0, 0, 0, 10, 11, 0, 0, 0, 10, 14, -1, 0, 0, 11, 12, 0, 0, 0, 12, 13, 1, -1, 0, 13, 13, -1, 0, -1, 14, 14, -1, 0, -1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Cmma

Parameters:

a b c alpha beta gamma
8.53648 4.45661 2.31636 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.25 0.1875 0.5
0.3125 0.25 0.40909
0.25 0.25 0.5
0.25 0 0.5
0 0.75 0.13636

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Cmma

Parameters:

a b c alpha beta gamma
7.62124 1.91513 1.04301 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.25 0.09621 0.5
0.36583 0.25 0.38747
0.25 0.25 0.5
0.25 0 0.5
0 0.75 0.19679

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 hqc464 *2224 (3,4,2) {4,4,4} {8.8.8.8}{8.3.3.8}{3.3.3.3}

h-nets with edge collapse

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