s-net: sqc2294
 |
|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 7 |
| Edges per primitive translational unit | 18 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {4,12} |
| Vertex coordination sequence | [(4, 18, 76, 226, 489, 866, 1355, 1956, 2669, 3494), (12, 60, 188, 428, 780, 1244, 1820, 2508, 3308, 4220)] |
| Wells’ vertex symbol | [4^2.6^4, 4^24.6^39.8^3] |
| Systre key | (3, 1, 1, -2, -1, -1, 1, 1, 0, -1, 0, 1, 1, 0, 0, -1, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 2, 4, 0, -1, 0, 2, 6, 2, 1, 1, 2, 7, 1, 0, 0, 3, 5, 0, 0, 1, 3, 6, 1, 0, 1, 3, 7, 2, 1, 1, 4, 5, 1, 1, 1, 4, 6, 0, 0, 1, 5, 7, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.91957 | 2.91957 | 1.31445 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.05556 | 0.44444 | 0.05556 |
| 0 | 1 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.84427 | 1.84427 | 1.12285 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.24964 | 0.12184 | 0.25728 |
| 0 | 1 | 0.5 |
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 |
|---|---|---|---|---|---|
 |
hqc212 | *2626 | (2,4,2) | {4,12} | {12.4.4.12}{4.4.4.4.4.4.4.4.4.4.... |