s-net: sqc4298
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 12 |
| Edges per primitive translational unit | 22 |
| Transitivity (vertex,edge) | (4,6) |
| Vertex degrees | {3,4,4,4} |
| Vertex coordination sequence | [(3, 8, 21, 41, 76, 121, 188, 283, 389, 508), (4, 10, 22, 46, 77, 127, 198, 280, 382, 506), (4, 12, 28, 48, 92, 146, 220, 316, 426, 550), (4, 12, 28, 56, 96, 158, 236, 334, 450, 576)] |
| Wells’ vertex symbol | [6.8^2, 6^3.8^2.10, 6^5.8, 6^4.8^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 3, 1, 0, 0, 2, 4, 0, 0, 0, 2, 5, 0, 0, 0, 3, 6, 0, 0, 0, 3, 6, 0, 1, 0, 4, 7, 0, 0, 0, 4, 8, 0, 0, 0, 4, 9, 0, 0, 0, 5, 10, 0, 0, 0, 5, 11, 0, 0, 0, 5, 12, 0, 0, 0, 6, 7, 0, 0, 0, 6, 12, -1, 0, 0, 7, 10, 0, 0, 1, 7, 11, -1, 0, -1, 8, 11, -1, -1, -1, 8, 12, -1, 0, -1, 9, 10, 0, 1, 1, 9, 12, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.43336 | 4.02689 | 2.01409 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.21875 | 0.25 | 0.25 |
| 0.1875 | 0 | 0 |
| 0 | 0 | 0 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.95247 | 2.91657 | 2.03819 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.49036 | 0.25 | 0.27679 |
| 0.00317 | 0 | 0 |
| 0 | 0 | 0 |
| 0 | 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 |
|---|---|---|---|---|---|
 |
hqc1770 | *222222 | (4,6,2) | {3,4,4,4} | {8.6.8}{8.8.6.6}{8.8.8.8}{8.8.8.8} |