s-net: sqc2904
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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 | 18 |
| Transitivity (vertex,edge) | (4,6) |
| Vertex degrees | {4,6,4,4} |
| Vertex coordination sequence | [(4, 12, 24, 46, 76, 136, 204, 264, 352, 472), (6, 14, 30, 54, 102, 156, 212, 290, 396, 498), (4, 14, 30, 62, 98, 160, 222, 310, 402, 508), (4, 12, 32, 60, 96, 148, 222, 298, 376, 482)] |
| Wells’ vertex symbol | [4^4.6^2, 3^2.4^4.5^4.6^4.7, 3.6^5, 6^4.8^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 1, 0, 0, 1, 5, 0, 0, 0, 2, 3, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 5, 0, -1, 0, 3, 8, 0, 0, 0, 3, 8, 1, 0, 0, 4, 8, 0, 0, 0, 4, 8, 0, 1, 0, 5, 6, 1, 0, 1, 5, 7, 0, 0, 1, 6, 6, 0, -1, 0, 7, 7, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Imma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.23588 | 1.38701 | 7.07007 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0 | 0.5 |
| 0 | 0.25 | 0.375 |
| 0.25 | 0.25 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Imma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.1598 | 1.26095 | 7.86949 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0 | 0.5 |
| 0 | 0.75 | 0.6312 |
| 0.25 | 0.25 | 0.25 |
Edge end points:
