s-net: sqc639
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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 | 11 |
| Transitivity (vertex,edge) | (4,6) |
| Vertex degrees | {4,3,4,4} |
| Vertex coordination sequence | [(4, 12, 28, 48, 72, 106, 148, 192, 240, 298), (3, 6, 15, 26, 55, 82, 123, 166, 219, 276), (4, 6, 12, 24, 44, 74, 114, 160, 210, 268), (4, 10, 22, 46, 70, 104, 142, 186, 238, 296)] |
| Wells’ vertex symbol | [6^4.8.10, 3.8^2, 3^2.4.8^2.9, 6.8^4.10] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 2, 3, 0, 0, 0, 2, 4, 0, 0, 0, 3, 5, 0, 0, 0, 3, 6, 0, 0, 0, 4, 5, 0, 0, 1, 4, 6, 0, 0, 1, 5, 6, 0, 0, 0, 5, 6, 1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.58299 | 2.88876 | 3.54005 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0.33333 |
| 0.16667 | 0.5 | 0.5 |
| 0 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.24126 | 2.12913 | 4.16641 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0.25556 |
| 0.25011 | 0.5 | 0.5 |
| 0 | 0.5 | 0 |
Edge end points:
Hyperbolic sources
h-nets with faithful topology
2 records listed.| Image | h-net name | Orbifold symbol | Transitivity (Vert,Edge,Face) | Vertex Degree | 2D Vertex Symbol |
|---|---|---|---|---|---|
 |
hqc1765 | *222222 | (4,6,2) | {4,3,4,4} | {3.16.16.3}{3.16.16}{16.16.16.16... |
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hqc1762 | *22222 | (4,6,2) | {4,3,4,4} | {3.8.8.3}{3.8.8}{8.8.8.8}{8.8.8.8} |