s-net: sqc4835


 
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 24
Transitivity (vertex,edge)(2,7)
Vertex degrees {8,4}
Vertex coordination sequence [(8, 28, 64, 116, 184, 268, 368, 484, 616, 764), (4, 14, 40, 84, 145, 222, 314, 422, 546, 686)]
Wells’ vertex symbol [4^18.6^10, 4^5.6]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 2, -1, 0, 0, 2, 3, 0, 0, 1, 2, 6, 0, -1, 1, 2, 6, 0, 0, 1, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 3, -1, 0, 0, 3, 6, 0, -1, 1, 3, 7, -1, 0, -1, 3, 8, 1, 0, -1, 4, 5, 1, 0, 0, 4, 6, 1, 0, 0, 4, 8, 1, 0, -1, 5, 6, -1, 0, 0, 5, 7, -1, 1, -1, 6, 6, -1, 0, 0, 7, 8, 1, 0, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Cmma

Parameters:

a b c alpha beta gamma
5.16889 2.58316 1.21781 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.16667 0 0
0.25 0.08333 0.5

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Cmma

Parameters:

a b c alpha beta gamma
4.61219 2.44779 1.16339 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.11699 0 0
0.25 0.1522 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 hqc206 *22222 (2,4,2) {8,4} {4.4.4.4.4.4.4.4}{4.4.4.4}

h-nets with edge collapse

No items to display.