s-net: sqc921
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|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 4 |
| Edges per primitive translational unit | 12 |
| Transitivity (vertex,edge) | (2,3) |
| Vertex degrees | {6,6} |
| Vertex coordination sequence | [(6, 23, 56, 106, 170, 246, 338, 446, 566, 702), (6, 20, 54, 102, 162, 238, 330, 434, 554, 690)] |
| Wells’ vertex symbol | [4^10.6^5, 4^6.6^8.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 1, -1, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 2, 3, 0, 0, 1, 2, 3, 1, -1, 1, 2, 4, 0, 0, 1, 2, 4, 0, 1, 1, 3, 4, -1, 1, -1, 3, 4, 0, 1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.84763 | 2.32408 | 2.01299 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.125 | 0 |
| 0.25 | 0 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.26621 | 2.00015 | 1.88547 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.83345 | 0 |
| 0.25 | 0 | 0.25 |
Edge end points:
Hyperbolic sources
h-nets with faithful topology
1 record listed.| Image | h-net name | Orbifold symbol | Transitivity (Vert,Edge,Face) | Vertex Degree | 2D Vertex Symbol |
|---|---|---|---|---|---|
 |
hqc5 | *246 | (1,1,1) | {6} | {4.4.4.4.4.4} |