s-net: sqc3244
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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 | 20 |
| Transitivity (vertex,edge) | (2,6) |
| Vertex degrees | {6,4} |
| Vertex coordination sequence | [(6, 20, 42, 76, 120, 176, 240, 314, 398, 494), (4, 14, 35, 68, 112, 166, 230, 304, 386, 480)] |
| Wells’ vertex symbol | [4^6.5^4.6^5, 4^2.5^3.6] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 2, -1, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 6, 0, 1, 0, 3, 8, -1, 1, 0, 3, 8, 0, 1, 0, 4, 6, 0, 0, 1, 4, 7, 0, 0, 1, 4, 7, 1, 0, 1, 5, 5, -1, 0, 0, 5, 6, 0, 1, 1, 5, 7, 0, 0, 1, 5, 8, 0, 1, 0, 6, 6, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.75721 | 4.75163 | 1.15089 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.09375 | 0 |
| 0 | 0.53125 | 0.16667 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.86368 | 4.00023 | 1.00005 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.125 | 0 |
| 0 | 0.60823 | 0.24995 |
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 |
|---|---|---|---|---|---|
 |
hqc1423 | *222222 | (2,6,3) | {6,4} | {4.8.4.4.8.4}{8.8.4.4} |