s-net: sqc1956
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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 | 16 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {6,4} |
| Vertex coordination sequence | [(6, 23, 52, 99, 153, 223, 305, 398, 502, 627), (4, 18, 50, 84, 156, 202, 300, 380, 506, 588)] |
| Wells’ vertex symbol | [4^3.5^9.6^3, 4^2.5^2.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 4, 0, 1, 1, 2, 5, 0, 0, 1, 2, 6, 0, 0, 0, 2, 6, 0, 1, 0, 3, 4, 1, 0, 0, 3, 5, 1, -1, 0, 3, 6, 1, 0, 0, 3, 6, 2, 0, 0, 4, 6, 1, 0, -1, 5, 6, 1, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.01707 | 1.89362 | 1.49776 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.33333 | 0.25 | 0.3 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.97205 | 1.51013 | 1.31253 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.32587 | 0.25 | 0.25015 |
| 0 | 0 | 0 |
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 |
|---|---|---|---|---|---|
 |
hqc646 | *222222 | (2,4,3) | {6,4} | {4.6.6.6.6.4}{6.6.6.6} |