s-net: sqc2743
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 6 |
| Edges per primitive translational unit | 18 |
| Transitivity (vertex,edge) | (1,3) |
| Vertex degrees | {6} |
| Vertex coordination sequence | [(6, 18, 38, 68, 106, 152, 208, 272, 344, 426)] |
| Wells’ vertex symbol | [3^3.4^6.5^5.6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 1, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 3, -1, 0, 0, 2, 3, 0, 0, 0, 2, 4, 0, 1, 0, 2, 6, 0, 0, 0, 3, 5, 0, 0, 1, 3, 6, 0, -1, 1, 4, 5, -1, -1, 1, 4, 5, 0, -1, 1, 4, 6, 0, -1, 1, 4, 6, 1, -1, 1, 5, 6, 0, 0, 0, 5, 6, 1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.79687 | 4.79687 | 1.40453 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.28571 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.6758 | 4.6758 | 0.4844 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.21395 | 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 |
|---|---|---|---|---|---|
 |
hqc203 | 2*26 | (1,3,3) | {6} | {6.4.3.3.3.4} |