s-net: sqc2521


 
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 18
Transitivity (vertex,edge)(2,5)
Vertex degrees {3,12}
Vertex coordination sequence [(3, 20, 119, 345, 650, 1038, 1522, 2070, 2730, 3438), (12, 76, 262, 522, 878, 1306, 1830, 2426, 3118, 3882)]
Wells’ vertex symbol [3.4^2, 3^4.4^12.5^17.6^21.7^10.8^2]
Systre key (3, 1, 1, -1, 1, -1, 1, 2, -2, 0, -1, 1, 2, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 0, 1, 2, 0, 2, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 2, -1, -1, -1, 2, 3, 0, 0, 0, 2, 4, 0, -2, 0, 2, 5, 0, 0, -1, 2, 6, 2, 0, 1, 3, 4, 1, -1, 1, 5, 6, 1, -1, 1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: P4222

Parameters:

a b c alpha beta gamma
1.10763 1.10763 1.83687 90.0 90.0 90.0

Vertex positions:

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

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: P4222

Parameters:

a b c alpha beta gamma
0.76837 0.76837 1.67187 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.44622 0
0.5 0.5 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 hqc985 *22222 (2,5,3) {12,3} {4.3.4.4.3.4.4.3.4.4.3.4}{3.4.4}

h-nets with edge collapse

No items to display.