s-net: sqc3212


 
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 20
Transitivity (vertex,edge)(3,6)
Vertex degrees {8,4,4}
Vertex coordination sequence [(8, 24, 52, 100, 176, 272, 388, 530, 702, 886), (4, 15, 40, 84, 151, 244, 364, 506, 672, 858), (4, 12, 38, 88, 162, 266, 394, 538, 698, 886)]
Wells’ vertex symbol [3^4.4^10.5^4.6^8.7^2, 3.4^2.6^2.7, 6^4.7.9]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 3, 1, 0, 0, 2, 4, 0, 0, 0, 2, 7, 0, 0, 0, 3, 4, 0, 0, 0, 3, 8, 0, 0, 0, 4, 4, -1, 0, 0, 4, 5, 0, -1, 0, 4, 6, 0, -1, 0, 5, 6, 1, 0, 0, 5, 8, 0, 0, 1, 6, 7, -1, 0, 1, 7, 7, 0, -1, 0, 8, 8, 0, -1, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Imma

Parameters:

a b c alpha beta gamma
1.55871 1.55936 6.61445 90.0 90.0 90.0

Vertex positions:

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

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Imma

Parameters:

a b c alpha beta gamma
0.9662 1.13371 4.57877 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0.00665 0.25 0.08505
0.25 0.25 0.25

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 hqc1444 *222222 (3,6,2) {8,4,4} {6.4.4.6.6.4.4.6}{6.6.4.4}{6.6.6.6}

h-nets with edge collapse

No items to display.