s-net: sqc923
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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 | 12 |
| Transitivity (vertex,edge) | (2,3) |
| Vertex degrees | {6,3} |
| Vertex coordination sequence | [(6, 18, 36, 62, 102, 150, 192, 242, 324, 414), (3, 12, 33, 64, 93, 134, 195, 262, 311, 374)] |
| Wells’ vertex symbol | [6^13.8^2, 6^3] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 1, -1, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 2, 5, 0, 0, 0, 2, 5, 1, -1, 0, 2, 6, 0, 0, 0, 2, 6, 0, 1, 0, 3, 6, 0, 0, 1, 4, 5, 1, -2, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.85782 | 2.02159 | 2.47539 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.16667 |
| 0.25 | 0 | 0.33333 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.04189 | 1.76029 | 2.42981 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.09771 |
| 0.25 | 0 | 0.29423 |
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 |
|---|---|---|---|---|---|
 |
hqc277 | *22222 | (2,3,2) | {3,6} | {6.6.6}{6.6.6.6.6.6} |