s-net: sqc191
 |
|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 3 |
| Edges per primitive translational unit | 9 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {10,4} |
| Vertex coordination sequence | [(10, 44, 120, 244, 416, 636, 904, 1220, 1584, 1996), (4, 18, 66, 163, 308, 500, 740, 1028, 1364, 1748)] |
| Wells’ vertex symbol | [3^2.4^16.5^4.6^23, 3^2.4^3.5] |
| Systre key | (3, 1, 1, -2, -1, 0, 1, 1, 0, -1, 0, 1, 1, 0, 0, -1, 1, 2, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, -1, 0, 0, 1, 3, 0, 0, 0, 2, 3, 0, 0, 0, 2, 3, 1, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.99113 | 1.14938 | 1.21932 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0.16667 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.11303 | 1.06636 | 0.47806 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0.37881 |
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 |
|---|---|---|---|---|---|
 |
hqc1038 | *22222 | (2,5,3) | {10,4} | {4.4.3.4.4.4.4.3.4.4}{4.4.3.3} |