s-net: sqc2213
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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 | 17 |
| Transitivity (vertex,edge) | (2,8) |
| Vertex degrees | {4,9} |
| Vertex coordination sequence | [(4, 12, 37, 89, 160, 240, 335, 452, 583, 720), (9, 32, 71, 122, 187, 272, 373, 482, 605, 752)] |
| Wells’ vertex symbol | [3.4^3.5^2, 3^7.4^16.5^6.6^7] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 1, 2, -2, 0, 0, 1, 2, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 2, -1, 0, 0, 2, 2, 0, -1, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 4, 0, 0, 0, 3, 4, 1, 0, 0, 3, 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 |
|---|---|---|---|---|---|
| 1.11628 | 3.44713 | 1.80121 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.2 | 0.13636 | 0.5 |
| 1 | 0.40909 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.5317 | 4.13397 | 1.08911 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.31518 | 0.13153 | 0.5 |
| 0 | 0.37938 | 0.5 |
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 |
|---|---|---|---|---|---|
 |
hqc2442 | *222222 | (2,8,7) | {9,4} | {4.4.4.4.3.4.4.4.4}{4.4.4.3} |