s-net: sqc1874
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 7 |
| Edges per primitive translational unit | 16 |
| Transitivity (vertex,edge) | (4,4) |
| Vertex degrees | {4,8,4,4} |
| Vertex coordination sequence | [(4, 10, 29, 71, 135, 198, 278, 374, 494, 594), (8, 20, 52, 110, 144, 230, 316, 420, 488, 690), (4, 4, 24, 56, 112, 196, 246, 352, 456, 596), (4, 24, 48, 82, 172, 208, 296, 414, 528, 582)] |
| Wells’ vertex symbol | [3^2.4.6^3, 4^4.6^10.8^10.10^4, 3^4.4^2, 4^4.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 2, 1, 0, 0, 1, 2, 1, 1, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 3, 4, 1, 0, 1, 3, 5, 0, 0, 1, 3, 7, 0, 0, 0, 4, 6, -1, -1, -1, 4, 7, -1, 0, -1, 5, 6, 0, -1, -1, 5, 7, 0, 0, -1, 6, 7, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.21873 | 2.21873 | 5.70003 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.125 | 0 | 0.04167 |
| 0 | 0.5 | 0.75 |
| 0 | 0 | 0 |
| 1 | 0.5 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.25276 | 1.25276 | 3.92108 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.31006 | 0.00472 |
| 0 | 0.5 | 0.75 |
| 0 | 0 | 0 |
| 1 | 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc866 | *4444 | (4,4,2) | {4,4,8,4} | {20.20.3.3}{3.3.3.3}{20.20.20.20... |