s-net: sqc8271
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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 | 34 |
| Transitivity (vertex,edge) | (2,8) |
| Vertex degrees | {7,5} |
| Vertex coordination sequence | [(7, 25, 55, 107, 173, 261, 363, 487, 625, 785), (5, 16, 35, 77, 143, 230, 328, 449, 585, 741)] |
| Wells’ vertex symbol | [3.4^10.5^6.6^2.7^2, 3.4^4.5^3.6^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, -2, 0, 0, 1, 5, 0, 0, 0, 2, 2, -1, 0, 0, 2, 6, -2, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 4, 0, 0, 0, 3, 9, 0, 0, 0, 3, 10, -1, 0, 0, 3, 10, 0, 0, 0, 4, 11, -1, 0, 0, 4, 11, 0, 0, 0, 4, 12, 0, 0, 0, 5, 5, -1, 0, 0, 5, 6, 0, 1, 0, 5, 10, 0, 0, 0, 5, 11, 1, 0, 0, 6, 6, -1, 0, 0, 6, 9, 2, -1, -1, 6, 12, 0, 0, 1, 7, 8, 0, 0, 0, 7, 11, -1, 0, 1, 7, 12, -1, 0, 1, 7, 12, 0, 0, 1, 8, 9, 0, -1, -1, 8, 9, 1, -1, -1, 8, 10, 0, -1, -1, 9, 12, -2, 1, 2, 10, 11, 1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 6.13828 | 4.81188 | 1.13143 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.18421 | 0 | 0 |
| 0.26316 | 0.1 | 0.14286 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.26144 | 3.90167 | 0.90128 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.1549 | 0 | 0 |
| 0.10679 | 0.12068 | 0.24962 |
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 |
|---|---|---|---|---|---|
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hqc2441 | *222222 | (2,8,7) | {5,7} | {4.4.3.4.4}{3.4.4.4.4.4.4} |