s-net: sqc4672
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 12 |
| Edges per primitive translational unit | 22 |
| Transitivity (vertex,edge) | (4,6) |
| Vertex degrees | {4,4,4,3} |
| Vertex coordination sequence | [(4, 12, 32, 60, 98, 144, 204, 274, 348, 432), (4, 12, 28, 52, 90, 138, 198, 258, 334, 426), (4, 9, 21, 44, 69, 112, 167, 236, 322, 396), (3, 7, 18, 35, 63, 95, 149, 213, 289, 375)] |
| Wells’ vertex symbol | [6^4.8^2, 6.7^4.10, 4.7^2.8^3, 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, 2, 3, 1, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 8, 0, 0, 0, 3, 9, 0, 0, 0, 4, 9, 0, 1, 0, 4, 10, 0, 0, 0, 5, 8, 0, 0, 1, 5, 10, 0, 0, 0, 6, 7, 0, 0, -1, 6, 7, 0, 1, 0, 6, 11, 0, 0, 0, 7, 11, 0, -1, 1, 8, 12, 0, 0, 0, 9, 12, 0, 0, 0, 10, 11, 0, 0, 1, 10, 12, 0, 1, 1, 11, 12, 1, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.9646 | 3.13337 | 3.23722 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0 | 0 |
| 0 | 0 | 0 |
| 0 | 0.1 | 0.625 |
| 0.125 | 0.25 | 0.5625 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.00029 | 2.00047 | 2.9999 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0 | 0 |
| 0 | 0 | 0 |
| 0 | 0.0036 | 0.33334 |
| 0.28466 | 0.25 | 0.33988 |
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 |
|---|---|---|---|---|---|
 |
hqc1790 | *222222 | (4,6,2) | {4,4,4,3} | {7.7.7.7}{7.7.7.7}{7.8.8.7}{7.8.8} |