s-net: sqc844
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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 | 12 |
| Transitivity (vertex,edge) | (3,5) |
| Vertex degrees | {3,6,3} |
| Vertex coordination sequence | [(3, 9, 21, 40, 70, 100, 130, 176, 226, 276), (6, 14, 26, 48, 74, 102, 140, 182, 228, 284), (3, 11, 28, 47, 71, 104, 141, 183, 230, 281)] |
| Wells’ vertex symbol | [4^3, 4^4.6^6.8^5, 4.8^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 3, 0, 1, 0, 2, 6, 0, 0, 0, 3, 6, 0, 0, 0, 4, 5, 1, 0, 0, 4, 6, 0, 0, 1, 5, 6, 0, 0, 1, 6, 6, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.9068 | 1.30065 | 2.90649 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0 |
| 0.25 | 0 | 0 |
| 0.5 | 0 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.02116 | 0.78647 | 2.81891 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.30096 | 0 |
| 0.03057 | 0 | 0 |
| 0.5 | 0 | 0.31884 |
Edge end points:
