s-net: sqc2656
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 4 |
| Edges per primitive translational unit | 18 |
| Transitivity (vertex,edge) | (2,3) |
| Vertex degrees | {6,10} |
| Vertex coordination sequence | [(6, 30, 84, 144, 242, 336, 480, 608, 798, 960), (10, 40, 90, 160, 248, 360, 486, 640, 804, 1000)] |
| Wells’ vertex symbol | [3^6.4^6.5^3, 3^12.4^18.5^13.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 1, 1, 1, 2, 1, 0, 0, 1, 2, 1, 1, 1, 1, 3, 0, 0, 0, 1, 3, 0, 0, 1, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 4, 1, 0, 0, 1, 4, 1, 1, 0, 2, 3, -1, -1, 0, 2, 3, 0, 0, 0, 2, 4, 0, -1, -1, 2, 4, 0, 0, -1, 2, 4, 0, 0, 0, 2, 4, 0, 1, 0, 3, 4, 0, 0, -1, 3, 4, 1, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.86052 | 1.86052 | 3.01489 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.99991 | 1.99991 | 2.44989 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc197 | *2626 | (2,3,3) | {10,6} | {6.4.3.3.4.6.4.3.3.4}{3.3.3.3.3.3} |