s-net: sqc8259
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 18 |
| Edges per primitive translational unit | 33 |
| Transitivity (vertex,edge) | (3,6) |
| Vertex degrees | {3,4,4} |
| Vertex coordination sequence | [(3, 6, 14, 28, 46, 75, 113, 148, 191, 244), (4, 9, 18, 34, 59, 94, 130, 172, 213, 268), (4, 9, 18, 34, 57, 92, 130, 166, 215, 265)] |
| Wells’ vertex symbol | [4^2.6, 4^2.8^2.10^2, 4^2.8^3.10] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 7, 0, 0, 0, 3, 9, 0, 0, 0, 4, 10, 0, 0, 0, 4, 11, 0, 0, 0, 4, 12, 0, 0, 0, 5, 11, 0, 0, 0, 5, 13, 0, 0, 0, 5, 14, 0, 0, 0, 6, 9, 1, 0, 0, 6, 15, 0, 0, 0, 6, 16, 0, 0, 0, 7, 11, 0, 1, 0, 8, 9, 1, 0, 0, 8, 17, 0, 0, 0, 8, 18, 0, 0, 0, 9, 11, 0, 1, 0, 10, 13, -1, 0, 0, 10, 15, -2, 0, 0, 10, 18, 0, 0, 1, 12, 13, -1, 0, 0, 12, 14, -1, 0, 0, 14, 15, -1, -1, -1, 14, 18, 1, -1, 0, 15, 17, 1, 0, 1, 16, 17, 1, 0, 1, 16, 18, 1, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 7.24001 | 7.24001 | 2.6145 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.12963 | 0.31481 | 0.25926 |
| 0.2037 | 0.35185 | 0.07407 |
| 0.25926 | 0.01852 | 0.2963 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 6.77545 | 6.77545 | 2.11703 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.09804 | 0.29572 | 0.19373 |
| 0.25836 | 0.37892 | 0.03385 |
| 0.11393 | 0.38492 | 0.01963 |
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 |
|---|---|---|---|---|---|
 |
hqc1664 | *2626 | (2,5,4) | {4,3} | {12.4.18.4}{18.4.4} |