s-net: sqc3612
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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) | (4,5) |
| Vertex degrees | {4,8,4,4} |
| Vertex coordination sequence | [(4, 18, 42, 86, 134, 242, 320, 486, 590, 806), (8, 20, 68, 94, 214, 244, 456, 472, 782, 774), (4, 24, 44, 126, 144, 322, 326, 612, 578, 994), (4, 20, 42, 104, 156, 292, 350, 566, 616, 928)] |
| Wells’ vertex symbol | [4.5^4.6, 4^6.5^16.6.7^5, 4^2.5^2.6^2, 5^4.6.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 3, 0, 0, 1, 2, 4, 0, 1, 0, 3, 5, 0, -1, 0, 3, 5, 0, 0, 0, 3, 6, -1, -1, 0, 3, 6, 0, 0, 0, 3, 7, 0, 0, 0, 3, 7, 1, 0, 0, 4, 5, 0, -1, 0, 4, 5, 0, -1, 1, 4, 6, -1, -1, 0, 4, 6, 0, -1, 1, 4, 8, 0, 0, 0, 4, 8, 1, 0, 0, 7, 8, 0, 0, 0, 7, 8, 0, 1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Imma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.84088 | 2.32773 | 3.18888 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.33333 |
| 0 | 0 | 0.5 |
| 0.25 | 0.25 | 0.75 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Imma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.97179 | 1.99936 | 2.87667 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.202 |
| 0 | 0 | 0.5 |
| 0.25 | 0.25 | 0.75 |
| 0 | 0 | 0 |
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 |
|---|---|---|---|---|---|
 |
hqc174 | *2244 | (3,3,1) | {4,8,4} | {5.5.5.5}{5.5.5.5.5.5.5.5}{5.5.5.5} |