s-net: sqc3625
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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) | (4,6) |
| Vertex degrees | {6,6,4,4} |
| Vertex coordination sequence | [(6, 21, 56, 113, 174, 280, 368, 532, 648, 864), (6, 18, 54, 102, 186, 250, 390, 494, 672, 816), (4, 15, 38, 89, 146, 242, 326, 478, 606, 780), (4, 12, 36, 76, 130, 210, 316, 442, 578, 762)] |
| Wells’ vertex symbol | [3^4.4^3.5^2.6^5.7, 3^2.4^2.5^3.6^6.7^2, 4.5^2.6^2.8, 5^2.6.7^2.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 3, 0, 0, 1, 2, 4, 0, 1, 0, 3, 5, 0, 0, 0, 3, 6, 0, 0, 0, 4, 5, -1, -1, 0, 4, 6, 0, 0, 1, 5, 7, 0, -1, 0, 5, 7, 0, 0, 0, 5, 8, 0, 0, -1, 5, 8, 0, 0, 0, 6, 7, -1, -2, 0, 6, 7, 0, -1, 0, 6, 8, -1, -1, -1, 6, 8, 0, -1, 0, 7, 8, 0, 0, 0, 7, 8, 0, 1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I212121
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.74094 | 2.20373 | 2.47434 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.25 |
| 0.25 | 0.58333 | 0 |
| 0 | 0.25 | 0.625 |
| 0.33333 | 0 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I212121
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.88708 | 2.00033 | 1.91566 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.25077 |
| 0.25 | 0.49929 | 0 |
| 0 | 0.25 | 0.74878 |
| 0.20018 | 0 | 0.25 |
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 |
|---|---|---|---|---|---|
 |
hqc1475 | *222222 | (4,5,2) | {6,6,4,4} | {3.7.3.3.7.3}{3.7.7.3.7.7}{7.7.7... |