s-net: sqc6677
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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 | {8,3} |
| Vertex coordination sequence | [(8, 26, 62, 130, 212, 324, 448, 612, 768, 984), (3, 13, 45, 94, 179, 278, 401, 543, 717, 893)] |
| Wells’ vertex symbol | [3^4.4^4.5^4.6^9.7^4.8^2.9, 3.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 5, 1, 0, 0, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 2, 3, 0, 0, 0, 2, 7, 0, 0, 1, 3, 4, 0, 0, 0, 3, 6, 0, -1, 0, 3, 7, 0, -1, 0, 3, 8, 0, 0, -1, 3, 8, 0, 0, 0, 4, 6, -1, -1, 0, 5, 8, -1, 0, -1, 5, 8, 0, 1, 0, 5, 9, 0, 0, 0, 5, 10, 0, 0, 0, 5, 11, 0, 0, 0, 5, 12, 0, 0, 0, 8, 9, 0, -1, 0, 8, 10, 0, -1, 0, 8, 11, 1, 0, 1, 8, 12, 1, 0, 1, 9, 12, 0, 0, 1, 10, 11, 0, 1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fddd
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.58803 | 3.92981 | 3.32353 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.5 |
| 0.375 | 0.0625 | 0.1875 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fddd
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.267 | 3.26704 | 2.3156 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.5 |
| 0.13297 | 0.00743 | 0.11138 |
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 |
|---|---|---|---|---|---|
 |
hqc473 | *22222 | (2,4,2) | {8,3} | {3.8.8.3.3.8.8.3}{3.8.8} |