s-net: sqc4262
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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 | 22 |
| Transitivity (vertex,edge) | (2,6) |
| Vertex degrees | {6,8} |
| Vertex coordination sequence | [(6, 18, 54, 98, 160, 240, 330, 438, 556, 696), (8, 29, 64, 115, 180, 260, 354, 463, 588, 725)] |
| Wells’ vertex symbol | [3^6.4^8.5, 3^3.4^16.5^6.6^3] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 2, 1, 0, 0, 1, 2, 1, 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, 0, 0, 2, 4, 0, 0, 1, 2, 5, -2, -1, -1, 2, 6, 0, -1, 0, 3, 4, 1, 0, 1, 3, 5, -1, 0, 0, 3, 6, 0, -1, 0, 3, 6, 0, 0, 0, 4, 5, -2, -1, -1, 4, 5, -2, 0, -1, 4, 5, -1, -1, -1, 4, 5, -1, 0, -1, 4, 6, -1, -1, -1, 5, 6, 1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.62517 | 4.87689 | 1.62545 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0 | 0 |
| 0 | 0.58333 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.0764 | 4.52652 | 0.508 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0 | 0 |
| 0 | 0.13473 | 0.53555 |
Edge end points:
