s-net: sqc803
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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) | (2,6) |
| Vertex degrees | {3,6} |
| Vertex coordination sequence | [(3, 7, 21, 50, 89, 137, 196, 264, 341, 429), (6, 18, 38, 68, 110, 162, 222, 292, 374, 466)] |
| Wells’ vertex symbol | [4^2.6, 4^6.6^7.8^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 2, -1, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 5, 0, 1, 0, 3, 6, 0, 0, 1, 4, 5, 0, 2, -1, 4, 6, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.7132 | 1.64211 | 2.59063 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.16667 | 0 | 0.46429 |
| 0.5 | 0 | 0.32143 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.40835 | 0.99439 | 1.36029 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.16917 | 0 | 0.15853 |
| 0.5 | 0 | 0.32411 |
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 |
|---|---|---|---|---|---|
 |
hqc2002 | *22222 | (2,6,4) | {3,6} | {4.4.8}{8.4.4.8.4.4} |