s-net: sqc2780
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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 | {3,6} |
| Vertex coordination sequence | [(3, 11, 33, 63, 98, 145, 201, 258, 332, 414), (6, 19, 39, 68, 107, 152, 206, 271, 341, 420)] |
| Wells’ vertex symbol | [4.6^2, 4^5.6^9.8] |
| 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, 1, 6, 0, 0, 0, 2, 4, 0, 1, 0, 2, 5, 0, 0, 1, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 4, 1, 1, 0, 3, 6, 0, 1, 0, 4, 5, 0, 0, 1, 4, 5, 1, 0, 1, 4, 6, 0, 0, 1, 5, 7, -1, -1, -1, 5, 8, 0, 0, 0, 7, 8, 1, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.96298 | 2.69459 | 3.23362 | 90.0 | 94.9518 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.625 | 0.16667 | 0.375 |
| 0.16667 | 0.08333 | 0.16667 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.68009 | 2.61376 | 3.2905 | 90.0 | 90.1159 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.02842 | 0.43416 | 0.10117 |
| 0.25459 | 0.60382 | 0.34805 |
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 |
|---|---|---|---|---|---|
 |
hqc992 | *222222 | (2,5,3) | {6,3} | {4.6.8.8.6.4}{6.8.8} |