s-net: sqc3896
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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 | 20 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {3,4} |
| Vertex coordination sequence | [(3, 5, 9, 16, 25, 38, 57, 79, 102, 127), (4, 8, 12, 18, 30, 46, 62, 82, 106, 130)] |
| Wells’ vertex symbol | [4^2.6, 4^2.6.12^3] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 4, 1, 0, 0, 2, 5, 0, 0, 0, 3, 5, 0, 0, 0, 3, 6, 0, 0, 0, 4, 6, 0, 0, 0, 4, 7, 0, 0, 0, 5, 6, 1, 0, 0, 6, 8, 0, 0, 0, 7, 8, 0, 1, 0, 7, 9, 0, 0, 0, 7, 10, 0, 0, 0, 8, 11, 0, 0, 0, 8, 12, 0, 0, 0, 9, 10, 0, 0, 1, 9, 11, 0, 1, 0, 10, 12, 0, 1, 0, 11, 12, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P42/mmc
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.37609 | 3.37609 | 4.93129 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.33333 | 0 | 0.03125 |
| 0 | 0 | 0.59375 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P42/mmc
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.0 | 3.0 | 4.00002 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.33333 | 0 | 0.125 |
| 0 | 0 | 0.625 |
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 |
|---|---|---|---|---|---|
 |
hqc1426 | *2224 | (2,5,3) | {3,4} | {4.16.4}{4.4.16.16} |