s-net: sqc749
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 4 |
| Edges per primitive translational unit | 12 |
| Transitivity (vertex,edge) | (2,6) |
| Vertex degrees | {5,7} |
| Vertex coordination sequence | [(5, 14, 37, 74, 119, 174, 239, 314, 399, 494), (7, 22, 47, 82, 127, 182, 247, 322, 407, 502)] |
| Wells’ vertex symbol | [3^3.4^4.5^3, 3^3.4^10.5^7.6] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 1, 2, 0, 0, 0, 1, 3, -1, 0, 0, 1, 3, 0, 0, 0, 2, 2, -1, 0, 0, 2, 2, 0, -1, 0, 2, 4, -1, 0, 0, 2, 4, 0, 0, 0, 3, 3, -1, 0, 0, 3, 4, 0, 0, 1, 4, 4, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.92223 | 1.45828 | 3.57288 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.33333 |
| 0.5 | 0 | 0.16667 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.99998 | 1.0001 | 3.732 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.36602 |
| 0.5 | 0 | 0.13398 |
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 |
|---|---|---|---|---|---|
 |
hqc1925 | *22222 | (2,6,5) | {7,5} | {4.4.3.3.3.4.4}{3.3.4.4.3} |