s-net: sqc2791
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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 | 18 |
| Transitivity (vertex,edge) | (2,6) |
| Vertex degrees | {5,4} |
| Vertex coordination sequence | [(5, 16, 38, 68, 105, 151, 206, 271, 342, 420), (4, 14, 34, 64, 104, 151, 206, 268, 339, 423)] |
| Wells’ vertex symbol | [4^2.5^4.6^3.7, 5^4.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 4, 0, 1, 0, 2, 5, 0, 0, 1, 2, 6, 0, 0, 0, 3, 6, 0, 0, 0, 3, 6, 1, 0, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 7, -1, -1, 0, 4, 8, 0, -1, 1, 5, 7, -1, -1, -1, 5, 8, -1, -1, 0, 6, 7, -1, 0, -1, 6, 8, -1, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.98435 | 3.13951 | 2.18968 | 90.0 | 96.0325 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.65 | 0.1875 | 0.2 |
| 0.3 | 0.125 | 0.15 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.1144 | 2.91945 | 1.86394 | 90.0 | 90.8844 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.60039 | 0.31212 | 0.24455 |
| 0.206 | 0.08537 | 0.25682 |
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 |
|---|---|---|---|---|---|
 |
hqc1046 | *222222 | (2,5,3) | {5,4} | {4.8.6.8.4}{8.8.6.6} |