s-net: sqc4835
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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 | 24 |
| Transitivity (vertex,edge) | (2,7) |
| Vertex degrees | {8,4} |
| Vertex coordination sequence | [(8, 28, 64, 116, 184, 268, 368, 484, 616, 764), (4, 14, 40, 84, 145, 222, 314, 422, 546, 686)] |
| Wells’ vertex symbol | [4^18.6^10, 4^5.6] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 2, -1, 0, 0, 2, 3, 0, 0, 1, 2, 6, 0, -1, 1, 2, 6, 0, 0, 1, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 3, -1, 0, 0, 3, 6, 0, -1, 1, 3, 7, -1, 0, -1, 3, 8, 1, 0, -1, 4, 5, 1, 0, 0, 4, 6, 1, 0, 0, 4, 8, 1, 0, -1, 5, 6, -1, 0, 0, 5, 7, -1, 1, -1, 6, 6, -1, 0, 0, 7, 8, 1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.16889 | 2.58316 | 1.21781 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.16667 | 0 | 0 |
| 0.25 | 0.08333 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.61219 | 2.44779 | 1.16339 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.11699 | 0 | 0 |
| 0.25 | 0.1522 | 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 |
|---|---|---|---|---|---|
 |
hqc206 | *22222 | (2,4,2) | {8,4} | {4.4.4.4.4.4.4.4}{4.4.4.4} |