s-net: sqc3480
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| 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) | (2,5) |
| Vertex degrees | {7,3} |
| Vertex coordination sequence | [(7, 30, 90, 192, 332, 512, 732, 992, 1292, 1632), (3, 7, 28, 89, 192, 332, 512, 732, 992, 1292)] |
| Wells’ vertex symbol | [4^8.6^11.8^2, 4^3] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 1, -1, 0, 1, 5, 0, 0, 0, 2, 3, -1, 0, -1, 2, 3, 0, 1, 1, 2, 4, 0, -1, -1, 2, 4, 0, 0, 1, 2, 6, 0, 0, 0, 3, 4, 0, -1, -1, 3, 4, 1, -1, 1, 3, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 7, 0, 1, 0, 5, 8, 0, 0, 0, 6, 7, 0, 1, 1, 6, 8, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.93789 | 1.93789 | 1.9255 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.23077 | 0.76923 | 0.22727 |
| 0.07692 | 0.92308 | 0.04545 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.41562 | 1.41562 | 1.41565 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25106 | 0.74894 | 0.24895 |
| 0.24769 | 0.24769 | 0.74896 |
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 |
|---|---|---|---|---|---|
 |
hqc1261 | *2244 | (2,5,5) | {7,3} | {4.4.4.4.4.4.4}{4.4.4} |