s-net: sqc5642
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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 | 26 |
| Transitivity (vertex,edge) | (2,7) |
| Vertex degrees | {3,10} |
| Vertex coordination sequence | [(3, 14, 52, 118, 210, 322, 462, 622, 810, 1018), (10, 38, 92, 170, 272, 398, 548, 722, 920, 1142)] |
| Wells’ vertex symbol | [3.4^2, 3^8.4^24.5^9.6^4] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, -2, 0, 0, 1, 2, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 2, -1, 0, 0, 2, 3, 0, 0, 0, 2, 4, 0, 0, 1, 2, 5, 2, 0, 0, 2, 6, 0, -1, 1, 2, 6, 0, 0, 1, 3, 7, 0, 0, 0, 4, 4, -1, 0, 0, 4, 6, -2, -1, 1, 4, 6, -1, -1, 1, 4, 6, 0, -1, 1, 4, 7, 0, -1, 0, 4, 8, 0, 0, 0, 5, 8, 0, 0, 0, 6, 6, -1, 0, 0, 6, 7, 0, 0, -1, 6, 8, 2, 1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.03178 | 2.84702 | 1.00628 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.125 | 0 |
| 0.2 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.4938 | 1.94638 | 0.88537 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.02057 | 0 |
| 0.14805 | 0 | 0.5 |
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 |
|---|---|---|---|---|---|
 |
hqc2162 | *222222 | (2,7,5) | {10,3} | {4.4.3.4.4.4.4.3.4.4}{3.4.4} |