s-net: sqc3180


 
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)(2,6)
Vertex degrees {3,7}
Vertex coordination sequence [(3, 13, 59, 148, 296, 527, 842, 1259, 1774, 2385), (7, 29, 88, 194, 380, 652, 1026, 1496, 2062, 2724)]
Wells’ vertex symbol [4.5.7, 4^5.5^2.6^8.7^5.8]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 2, -1, -1, 0, 2, 4, 0, 0, 1, 2, 5, 0, 0, 1, 2, 6, 0, 0, 0, 3, 3, 0, 0, -1, 3, 6, 0, 0, 0, 3, 6, 0, 1, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 8, -1, -1, 0, 5, 7, 0, -1, -1, 6, 6, 0, -1, -1, 6, 7, -1, -1, 0, 6, 8, -1, -1, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: I212121

Parameters:

a b c alpha beta gamma
2.4973 1.98971 2.3303 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.25 0.41667 0.375
0.4375 0.33333 0.33333

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: I212121

Parameters:

a b c alpha beta gamma
1.38317 1.40174 1.36204 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.2083 0.03683 0.1203
0.08032 0.41956 0.53598

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 hqc1311 *222222 (2,5,4) {7,3} {4.4.8.4.8.4.4}{8.8.4}

h-nets with edge collapse

No items to display.