s-net: sqc2004
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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 | {6,5} |
| Vertex coordination sequence | [(6, 20, 40, 74, 122, 162, 222, 308, 356, 464), (5, 15, 40, 76, 106, 170, 226, 274, 392, 452)] |
| Wells’ vertex symbol | [3^2.4^2.5^7.7^4, 3^2.4^3.5^4.6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 3, 0, 0, 1, 2, 4, 0, 1, 0, 2, 5, 0, 0, 1, 2, 6, 0, 1, 0, 3, 4, 0, 0, 0, 3, 4, 0, 1, -1, 3, 5, -1, 0, 0, 4, 6, -1, 0, 0, 5, 6, 0, 0, 0, 5, 6, 0, 1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Imma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.92219 | 1.92217 | 4.71036 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.625 |
| 0.25 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Imma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.70194 | 1.99997 | 4.21759 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.68771 |
| 0.29378 | 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 |
|---|---|---|---|---|---|
 |
hqc675 | *222222 | (2,4,3) | {5,6} | {4.8.4.8.4}{8.8.4.8.8.4} |