s-net: sqc2930
 |
|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 10 |
| Edges per primitive translational unit | 18 |
| Transitivity (vertex,edge) | (4,6) |
| Vertex degrees | {4,3,4,4} |
| Vertex coordination sequence | [(4, 10, 24, 46, 78, 116, 172, 240, 320, 404), (3, 8, 20, 42, 68, 109, 163, 225, 302, 386), (4, 10, 24, 44, 74, 120, 176, 230, 310, 398), (4, 12, 24, 44, 72, 114, 172, 236, 308, 396)] |
| Wells’ vertex symbol | [7^4.10^2, 6.7.8, 6^5.10, 6^4.7.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 3, 1, 0, 0, 1, 4, 0, 0, 0, 2, 3, 0, 1, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 4, -1, 1, 0, 4, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 7, 0, 1, 0, 5, 9, 0, 0, 0, 6, 8, -1, 1, 0, 6, 9, 0, 0, 1, 7, 10, 0, 0, 0, 8, 10, 0, 0, 1, 9, 10, -1, 2, 0, 9, 10, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.92774 | 2.92991 | 3.58722 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.625 | 0.25 |
| 0 | 0 | 0.5 |
| 0.25 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.52168 | 2.15932 | 4.31904 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.50001 | 0.25 |
| 0 | 0 | 0.5 |
| 0.25 | 0 | 0.5 |
Edge end points:
