s-net: sqc389
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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 | 10 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {3,7} |
| Vertex coordination sequence | [(3, 12, 37, 80, 131, 198, 283, 372, 473, 594), (7, 22, 47, 88, 145, 210, 285, 380, 491, 606)] |
| Wells’ vertex symbol | [3.6^2, 3^2.4^8.5^6.6^3.7^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 3, 0, 2, 0, 2, 4, 0, 0, 0, 3, 3, -1, 0, 0, 3, 4, -1, 0, 1, 3, 4, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.34568 | 1.09932 | 2.90743 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.5 | 0 | 0.21429 |
| 0.5 | 0.5 | 0.42857 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.48168 | 1.00091 | 3.65267 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.5 | 0 | 0.13697 |
| 0.5 | 0.5 | 0.3741 |
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 |
|---|---|---|---|---|---|
 |
hqc1270 | *22222 | (2,5,4) | {7,3} | {4.4.3.6.3.4.4}{3.6.6} |