s-net: sqc230


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 3
Edges per primitive translational unit 9
Transitivity (vertex,edge)(2,4)
Vertex degrees {7,4}
Vertex coordination sequence [(7, 23, 50, 87, 135, 194, 263, 343, 434, 535), (4, 18, 46, 84, 132, 190, 260, 340, 430, 532)]
Wells’ vertex symbol [3^2.4^9.5^8.6^2, 3^2.4^2.5^2]
Systre key (3, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 1, 2, 0, 0, 0, 1, 3, -1, 0, 0, 1, 3, 0, 0, 0, 2, 2, -1, 0, 0, 2, 2, 0, -1, 0, 2, 3, -1, 0, 1, 2, 3, 0, 0, 1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
1.01809 2.49529 1.24777 90.0 90.0 90.0

Vertex positions:

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

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
1.00002 2.73195 1.00007 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.18302 0
0.5 0.5 0

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 hqc921 *22222 (2,4,4) {7,4} {4.4.3.4.3.4.4}{3.4.3.4}

h-nets with edge collapse