s-net: sqc3404
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 8 |
| Edges per primitive translational unit | 20 |
| Transitivity (vertex,edge) | (2,6) |
| Vertex degrees | {6,4} |
| Vertex coordination sequence | [(6, 19, 41, 71, 110, 158, 214, 279, 353, 435), (4, 11, 30, 62, 100, 146, 204, 270, 342, 424)] |
| Wells’ vertex symbol | [4^7.6^8, 4^5.6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 2, 1, 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, 6, 0, 0, 1, 3, 7, 0, 0, 1, 3, 8, 0, 0, 0, 3, 8, 1, -1, 0, 3, 8, 1, 0, 0, 4, 6, 0, 1, 0, 4, 7, 0, 0, 0, 4, 8, 1, 0, -1, 5, 6, 1, 0, 0, 5, 7, 0, 1, 0, 5, 8, 1, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.32817 | 2.38302 | 3.3223 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.125 | 0 | 0.17857 |
| 0 | 0.125 | 0.14286 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.83923 | 1.01147 | 3.83673 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.20076 | 0 | 0.13484 |
| 0 | 0.23785 | 0.125 |
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 |
|---|---|---|---|---|---|
 |
hqc1419 | *22222 | (2,6,3) | {6,4} | {4.4.4.4.4.4}{4.4.4.4} |