s-net: sqc1444
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 4 |
| Edges per primitive translational unit | 15 |
| Transitivity (vertex,edge) | (2,3) |
| Vertex degrees | {12,6} |
| Vertex coordination sequence | [(12, 60, 172, 348, 588, 892, 1260, 1692, 2188, 2748), (6, 30, 106, 248, 452, 722, 1054, 1452, 1912, 2438)] |
| Wells’ vertex symbol | [4^36.5^6.6^21.7^3, 4^10.5.6^4] |
| Systre key | (3, 1, 1, -2, -1, 1, 1, 1, 0, -1, 0, 1, 1, 0, 0, -1, 1, 2, -1, -1, 0, 1, 2, 0, 0, 0, 1, 3, -1, -1, 1, 1, 3, 0, 0, 0, 1, 4, -1, 0, 0, 1, 4, 0, 0, 0, 2, 3, -1, 0, 1, 2, 3, 1, 0, 0, 2, 4, -1, 0, 1, 2, 4, 1, 1, -1, 3, 4, 0, 0, -1, 3, 4, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.34209 | 2.34209 | 1.14696 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.13564 | 2.13564 | 1.33696 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0.5 |
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 |
|---|---|---|---|---|---|
 |
hqc143 | *2626 | (2,3,2) | {6,12} | {6.4.4.6.4.4}{4.4.4.4.4.4.4.4.4.... |