s-net: sqc3199


 
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 20
Transitivity (vertex,edge)(2,3)
Vertex degrees {8,4}
Vertex coordination sequence [(8, 36, 110, 226, 384, 578, 814, 1086, 1400, 1750), (4, 20, 76, 172, 318, 500, 724, 984, 1286, 1624)]
Wells’ vertex symbol [3^4.4^2.5^12.6^9.7, 3^4.4^2]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, -1, 1, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 5, 0, 0, 0, 2, 3, 0, 0, 0, 2, 4, 0, 0, 0, 2, 6, 0, 0, 0, 3, 3, 0, 0, -1, 3, 5, 1, -1, 0, 3, 6, 0, 0, 0, 3, 6, 1, -1, -1, 4, 4, 0, 0, -1, 4, 5, 0, -1, 0, 4, 6, 0, -1, -1, 4, 6, 0, 0, 0, 5, 6, 0, 0, -1, 6, 6, -1, 0, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: I41/amd

Parameters:

a b c alpha beta gamma
1.67264 1.67264 3.50803 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0.5
0 0.25 0.375

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: I41/amd

Parameters:

a b c alpha beta gamma
1.17457 1.17457 4.72788 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0.5
0 0.25 0.375

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 hqc121 *2244 (2,3,2) {8,4} {8.3.3.8.8.3.3.8}{3.3.3.3}

h-nets with edge collapse

No items to display.