s-net: sqc1004
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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 | 13 |
| Transitivity (vertex,edge) | (2,6) |
| Vertex degrees | {3,7} |
| Vertex coordination sequence | [(3, 9, 30, 72, 125, 192, 269, 360, 461, 576), (7, 25, 53, 95, 149, 215, 293, 383, 485, 599)] |
| Wells’ vertex symbol | [4.5.7, 4^8.5^8.6^3.7^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, -2, 1, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 2, -1, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 4, 0, 0, 1, 3, 5, -1, 1, 0, 4, 6, -1, 1, 0, 5, 6, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.76464 | 1.1291 | 2.64873 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.16667 | 0 | 0.45455 |
| 0.5 | 0 | 0.36364 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.93201 | 0.94174 | 1.47972 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.1706 | 0 | 0.16203 |
| 0.5 | 0 | 0.33817 |
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 |
|---|---|---|---|---|---|
 |
hqc2178 | *222222 | (2,6,5) | {7,3} | {4.4.8.6.8.4.4}{8.4.6} |