s-net: sqc2778
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 6 |
| Edges per primitive translational unit | 18 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {6,6} |
| Vertex coordination sequence | [(6, 20, 56, 110, 180, 266, 364, 486, 616, 766), (6, 22, 57, 111, 181, 269, 368, 484, 621, 767)] |
| Wells’ vertex symbol | [3^2.4^4.5^4.6^4.7, 3^2.4^5.5^2.6^5.7] |
| 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, 3, 0, 1, 0, 2, 4, 1, 0, 1, 2, 5, 0, 0, 1, 2, 6, 1, -1, 2, 3, 4, 1, -1, 1, 3, 5, 0, -1, 1, 3, 6, 1, -1, 2, 3, 6, 2, -1, 2, 4, 4, -1, 0, -1, 4, 6, 0, 0, 0, 5, 5, -1, 0, -1, 5, 6, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.41013 | 2.07914 | 1.27297 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0 | 0 |
| 0.33333 | 0.25 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.40165 | 2.29216 | 1.05275 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0 | 0 |
| 0.15476 | 0.25 | 0.50122 |
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 |
|---|---|---|---|---|---|
 |
hqc1049 | *22222 | (2,5,3) | {6,6} | {4.4.3.3.4.4}{4.4.3.4.4.3} |