s-net: sqc3222
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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) | (2,6) |
| Vertex degrees | {3,7} |
| Vertex coordination sequence | [(3, 14, 58, 150, 306, 547, 880, 1315, 1846, 2476), (7, 30, 88, 199, 389, 670, 1047, 1522, 2091, 2758)] |
| Wells’ vertex symbol | [5.6^2, 4^4.5^2.6^12.7^2.8] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 5, 0, 0, 0, 2, 3, 0, 0, 1, 2, 6, 0, 0, 0, 3, 3, 0, -1, 1, 3, 5, -1, -1, 0, 3, 7, 0, 0, 0, 3, 7, 0, 1, 0, 4, 4, -1, -1, 0, 4, 6, 0, 0, -1, 4, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 8, 0, 0, 1, 6, 7, -1, 0, 1, 7, 7, 0, 0, -1, 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 |
|---|---|---|---|---|---|
| 2.21104 | 1.92214 | 2.45784 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.1 | 0.75 | 0 |
| 0.05 | 0.375 | 0.3125 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I212121
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.38467 | 1.38266 | 1.38357 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.19054 | 0.39945 | 0.06411 |
| 0.17736 | 0.1957 | 0.40751 |
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 |
|---|---|---|---|---|---|
 |
hqc1276 | *222222 | (2,5,4) | {7,3} | {4.4.6.6.6.4.4}{6.6.6} |