s-net: sqc4378
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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 | 22 |
| Transitivity (vertex,edge) | (2,6) |
| Vertex degrees | {8,3} |
| Vertex coordination sequence | [(8, 29, 71, 134, 212, 314, 436, 571, 733, 914), (3, 12, 41, 96, 166, 254, 370, 496, 642, 820)] |
| Wells’ vertex symbol | [3^2.4^12.5^6.6^6.7^2, 3.4^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 5, 0, 1, 0, 1, 5, 1, 0, 0, 1, 6, 0, 0, 0, 2, 3, 0, 0, 0, 2, 4, -1, 0, 0, 2, 5, 0, 0, 1, 2, 6, -1, 0, 1, 2, 6, -1, 1, 1, 2, 6, 0, 0, 1, 3, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 6, -1, 0, 1, 5, 6, 0, 0, 1, 5, 7, 0, -1, 0, 5, 8, 0, -1, 0, 6, 7, 1, -1, -1, 6, 8, 0, -1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.83377 | 4.10224 | 2.36786 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.08333 | 0.625 |
| 0.25 | 0.16667 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.63069 | 3.01476 | 1.37144 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.59718 | 0.29837 |
| 0.25 | 0.09762 | 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 |
|---|---|---|---|---|---|
 |
hqc1625 | *22222 | (2,6,4) | {8,3} | {4.4.3.4.4.3.4.4}{3.4.4} |