s-net: sqc4370
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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) | (4,5) |
| Vertex degrees | {4,6,8,4} |
| Vertex coordination sequence | [(4, 16, 32, 80, 118, 188, 238, 374, 436, 546), (6, 20, 38, 94, 118, 208, 244, 406, 428, 576), (8, 18, 50, 74, 152, 180, 294, 334, 496, 524), (4, 20, 48, 88, 128, 222, 272, 360, 428, 630)] |
| Wells’ vertex symbol | [3^4.4^2, 3^4.4^4.5^6.6, 3^4.4^4.5^8.6^8.7^4, 5^4.7.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 5, 0, 0, 0, 2, 3, -1, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 2, 8, 0, 1, 0, 3, 4, 0, 0, 0, 3, 8, 1, 0, 0, 4, 5, 0, -1, 0, 4, 6, -1, 1, 1, 4, 7, 0, 0, 1, 4, 8, 0, 0, 0, 4, 8, 1, 0, 0, 5, 8, 0, 1, 0, 6, 7, 0, -1, 0, 6, 7, 1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.49666 | 2.79276 | 3.22297 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.25 | 0.5 |
| 0.25 | 0 | 0.5 |
| 0 | 0.25 | 0.375 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.09644 | 3.25305 | 2.56713 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.25 | 0.5 |
| 0.25 | 0 | 0.5 |
| 0 | 0.75 | 0.74245 |
| 0 | 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 |
|---|---|---|---|---|---|
 |
hqc1848 | *22222 | (4,5,2) | {4,8,6,4} | {5.5.5.5}{5.3.3.5.5.3.3.5}{5.3.3... |