s-net: sqc2994
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| 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) | (4,5) |
| Vertex degrees | {3,3,6,3} |
| Vertex coordination sequence | [(3, 6, 18, 27, 44, 81, 105, 118, 157, 197), (3, 9, 13, 30, 55, 67, 95, 127, 149, 206), (6, 8, 18, 34, 50, 78, 96, 120, 176, 198), (3, 11, 20, 29, 43, 70, 107, 133, 150, 201)] |
| Wells’ vertex symbol | [8^3, 4.8^2, 4^7.8^4.10^4, 4.8^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 2, 3, 1, 0, 0, 2, 8, 0, 0, 0, 3, 8, 0, 0, 0, 4, 8, 0, 1, 0, 4, 9, 0, 0, 0, 5, 8, 0, 1, 0, 5, 9, 0, 0, 1, 6, 8, 0, 1, 0, 6, 10, 0, 0, 0, 7, 8, 0, 1, 0, 7, 10, 0, 0, 1, 9, 10, 1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.06716 | 2.63984 | 3.06562 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.3 | 0 |
| 0.33333 | 0.1 | 0 |
| 0.5 | 0 | 0.16667 |
| 0.5 | 0.25 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.14747 | 2.31843 | 2.9199 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.28434 | 0 |
| 0.29327 | 0.11841 | 0 |
| 0.5 | 0 | 0.24247 |
| 0.5 | 0.28434 | 0.5 |
Edge end points:
