s-net: sqc2227
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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 | 17 |
| Transitivity (vertex,edge) | (2,7) |
| Vertex degrees | {6,5} |
| Vertex coordination sequence | [(6, 18, 39, 73, 126, 196, 278, 374, 485, 608), (5, 16, 42, 86, 144, 216, 303, 402, 513, 640)] |
| Wells’ vertex symbol | [3.4^9.5^4.6, 3.4^4.5^2.6^3] |
| Systre key | (3, 1, 1, -1, 0, 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, 3, 0, -1, 0, 2, 5, 0, 0, 0, 3, 3, 0, -1, 0, 3, 6, 0, 0, 0, 4, 4, -1, 0, 0, 4, 5, 0, 0, 0, 4, 5, 0, 1, 0, 4, 6, 0, 0, 1, 5, 5, -1, 0, 0, 5, 6, 0, 0, 1, 6, 6, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 7.8452 | 1.38383 | 1.23986 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.2 | 0.21429 | 0 |
| 0.9 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 8.48825 | 1.26717 | 1.08464 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.18611 | 0.24991 | 0 |
| 0.06388 | 0 | 0 |
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 |
|---|---|---|---|---|---|
 |
hqc2439 | *222222 | (2,8,7) | {6,5} | {4.4.3.4.4.4}{3.4.4.4.4} |