s-net: sqc381


 
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 10
Transitivity (vertex,edge)(2,5)
Vertex degrees {7,6}
Vertex coordination sequence [(7, 23, 55, 107, 177, 267, 373, 499, 641, 803), (6, 18, 54, 108, 180, 274, 378, 512, 648, 822)]
Wells’ vertex symbol [3.4^16.6^4, 3^4.4^2.6^4.7^4.8]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, -2, 0, 1, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 2, -1, 0, 0, 2, 3, 1, 0, -1, 2, 3, 1, 1, -1, 3, 3, 0, -1, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
1.34581 0.95115 2.19725 90.0 90.0 90.0

Vertex positions:

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

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
1.3629 0.95305 1.89348 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0.20883
0.5 0 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 hqc1274 *222222 (2,5,4) {7,6} {4.4.6.3.6.4.4}{6.3.3.6.3.3}

h-nets with edge collapse

No items to display.