s-net: sqc3973
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| 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 | 21 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {6,6} |
| Vertex coordination sequence | [(6, 18, 54, 98, 158, 240, 314, 416, 546, 644), (6, 22, 56, 102, 162, 235, 319, 420, 534, 660)] |
| Wells’ vertex symbol | [3^6.4^6.5^3, 3^2.4^3.5^6.6^4] |
| Systre key | (3, 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, 3, 1, 0, 0, 2, 4, 0, 2, 0, 2, 5, 0, 1, 0, 2, 6, 0, 0, 1, 2, 7, 1, 0, 0, 3, 4, 0, 1, 0, 3, 5, -1, 0, 1, 3, 6, -1, 1, 1, 3, 7, 0, 0, 0, 4, 5, -1, 0, 1, 4, 6, 0, -1, 1, 4, 7, 0, -1, 1, 5, 6, 0, -1, 0, 5, 7, 1, -1, 0, 6, 7, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.83375 | 3.83375 | 1.59051 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.2381 | 0.19048 | 0.04762 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.92282 | 3.92282 | 1.23233 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.2683 | 0.23858 | 0.01852 |
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 |
|---|---|---|---|---|---|
 |
hqc335 | *2626 | (2,4,3) | {6,6} | {12.4.3.3.4.12}{3.3.3.3.3.3} |