s-net: sqc4120
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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 | 22 |
| Transitivity (vertex,edge) | (2,6) |
| Vertex degrees | {7,4} |
| Vertex coordination sequence | [(7, 27, 82, 198, 356, 556, 793, 1081, 1403, 1773), (4, 12, 46, 133, 270, 450, 654, 942, 1212, 1582)] |
| Wells’ vertex symbol | [3.4^6.5^2.6^8.7^2.8^2, 3^2.4^3.5] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 2, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 2, -1, 0, 0, 2, 6, -2, 2, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 3, -1, 2, 0, 3, 4, 0, -1, 0, 3, 5, 0, -1, 0, 3, 6, 0, 0, 1, 4, 5, 0, -1, 0, 4, 5, 0, 0, 0, 6, 6, -1, 2, 0, 6, 7, 1, -1, 0, 6, 8, 1, -1, 0, 7, 8, 0, 0, 0, 7, 8, 1, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.23343 | 1.23343 | 5.20175 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.0625 |
| 0 | 0.16667 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.68436 | 0.68436 | 4.14231 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.11774 |
| 0.03433 | 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 |
|---|---|---|---|---|---|
 |
hqc1667 | *22222 | (2,6,4) | {7,4} | {4.4.4.3.4.4.4}{4.4.3.3} |