s-net: sqc1427
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|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 8 |
| Edges per primitive translational unit | 14 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {4,3} |
| Vertex coordination sequence | [(4, 10, 21, 36, 56, 82, 110, 142, 179, 220), (3, 8, 19, 36, 55, 78, 107, 140, 179, 224)] |
| Wells’ vertex symbol | [6^3.8^3, 6^3] |
| 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, 3, 5, 0, 1, 0, 3, 7, 0, 0, 0, 4, 6, 0, 0, 1, 4, 7, 1, -1, 0, 4, 8, 0, 0, 0, 5, 8, 0, 0, -1, 6, 7, 1, 0, -1, 7, 8, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.7687 | 3.07686 | 2.66386 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.16667 | 0.25 | 0.33333 |
| 0.25 | 0 | 0.16667 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.34902 | 3.23411 | 2.70273 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.1493 | 0.25 | 0.36342 |
| 0.25 | 0 | 0.185 |
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 |
|---|---|---|---|---|---|
 |
hqc480 | *22222 | (2,4,2) | {4,3} | {6.8.8.6}{6.8.8} |