s-net: sqc1286
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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 | 14 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {8,3} |
| Vertex coordination sequence | [(8, 28, 78, 158, 272, 408, 586, 778, 1020, 1268), (3, 13, 52, 122, 226, 352, 522, 698, 942, 1160)] |
| Wells’ vertex symbol | [3^4.4^2.6^8.7^12.8^2, 3.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 1, 1, 2, 2, 1, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 3, 0, -1, -1, 2, 4, 0, -1, -1, 2, 5, 0, 0, -1, 2, 6, 0, 0, -1, 3, 6, -1, 0, 0, 4, 5, 1, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.35374 | 2.71905 | 2.03854 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.16667 |
| 0.25 | 0.125 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.67786 | 1.47099 | 1.25369 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.22395 |
| 0.25 | 0.16445 | 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 |
|---|---|---|---|---|---|
 |
hqc473 | *22222 | (2,4,2) | {8,3} | {3.8.8.3.3.8.8.3}{3.8.8} |