s-net: sqc6421
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 12 |
| Edges per primitive translational unit | 28 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {3,8} |
| Vertex coordination sequence | [(3, 8, 28, 73, 142, 234, 350, 490, 654, 842), (8, 30, 74, 142, 234, 350, 490, 654, 842, 1054)] |
| Wells’ vertex symbol | [4^3, 4^16.6^11.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 2, 1, 0, 0, 1, 2, 1, 1, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 4, -1, -1, -1, 2, 5, 0, 0, 1, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 7, 0, 1, 0, 3, 8, 0, 0, 0, 4, 5, 0, 0, 1, 4, 5, 0, 1, 1, 4, 5, 1, 0, 1, 4, 5, 1, 1, 1, 4, 9, 0, 0, 0, 4, 10, 0, 0, 0, 5, 11, 0, 0, 0, 5, 12, 0, 0, 0, 6, 7, 1, 1, 0, 6, 8, 1, 0, 0, 9, 11, 0, 1, 1, 9, 12, 0, 0, 1, 10, 11, 1, 1, 1, 10, 12, 1, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.07791 | 2.07791 | 6.78634 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.16667 | 0.125 |
| 0 | 0.5 | 0.125 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.66795 | 1.66795 | 1.67644 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.35653 | 0.1643 |
| 0 | 0.5 | 0.08706 |
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 |
|---|---|---|---|---|---|
 |
hqc345 | *2224 | (2,4,3) | {8,3} | {4.4.4.4.4.4.4.4}{4.4.4} |