s-net: sqc4128


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 8
Edges per primitive translational unit 22
Transitivity (vertex,edge)(2,6)
Vertex degrees {3,8}
Vertex coordination sequence [(3, 12, 39, 76, 126, 188, 265, 340, 437, 544), (8, 22, 46, 84, 138, 196, 270, 352, 446, 554)]
Wells’ vertex symbol [3.8^2, 3^8.4^10.5^7.6^3]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, -2, 0, 0, 1, 5, -1, 0, 0, 1, 5, 0, 0, 0, 2, 2, -1, 0, 0, 2, 6, -2, 0, 0, 2, 6, -1, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 5, -2, 0, 0, 3, 8, 0, 1, 0, 4, 5, 0, 0, 0, 4, 7, 0, 0, 1, 5, 5, -1, 0, 0, 5, 6, 0, 1, 1, 6, 6, -1, 0, 0, 6, 7, 2, 0, 0, 6, 8, 0, 0, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Cmma

Parameters:

a b c alpha beta gamma
4.51239 5.70805 0.90215 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.25 0.125 0
0.2 0 0.5

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Cmma

Parameters:

a b c alpha beta gamma
3.52368 5.47235 0.89122 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.25 0.15591 0
0.14611 0 0.5

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 hqc1628 *222222 (2,6,4) {8,3} {4.4.3.8.8.3.4.4}{3.8.8}

h-nets with edge collapse

No items to display.