s-net: sqc3581
 |
|
| 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 | 20 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {5,5} |
| Vertex coordination sequence | [(5, 15, 38, 76, 124, 186, 258, 338, 430, 538), (5, 15, 39, 80, 130, 188, 260, 346, 442, 546)] |
| Wells’ vertex symbol | [4^5.6^5, 4^5.6^5] |
| 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, 2, 3, 0, 1, 0, 2, 4, 0, 1, 0, 2, 6, 0, 0, 0, 3, 4, -1, -1, 0, 3, 4, 0, 1, 0, 3, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 6, 0, 0, 0, 5, 6, 1, 0, 0, 5, 7, 1, 0, 1, 5, 8, 0, 0, 1, 6, 7, 1, 1, 1, 6, 8, 0, 1, 1, 7, 8, -1, -1, 0, 7, 8, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 6.42856 | 2.27388 | 2.23871 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.16667 | 0 | 0.1875 |
| 0.08333 | 0.16667 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 7.20313 | 1.98236 | 1.97186 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.1812 | 0 | 0.21628 |
| 0.06941 | 0.20775 | 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 |
|---|---|---|---|---|---|
 |
hqc4 | *245 | (1,1,1) | {5} | {4.4.4.4.4} |