s-net: sqc6160
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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 | 27 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {7,12} |
| Vertex coordination sequence | [(7, 26, 65, 124, 185, 273, 372, 483, 611, 762), (12, 30, 72, 122, 198, 270, 374, 492, 618, 752)] |
| Wells’ vertex symbol | [3^6.4^9.5^4.6^2, 3^18.4^24.5^18.6^6] |
| 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, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 2, 3, -1, 0, 0, 2, 3, 0, 0, 0, 2, 4, 0, 0, 0, 2, 4, 0, 0, 1, 2, 5, 0, 0, 0, 2, 5, 1, 1, 0, 2, 6, -1, 0, 0, 2, 6, 0, 1, 0, 2, 7, -1, 0, 0, 2, 7, -1, 0, 1, 3, 4, 0, 0, 1, 3, 5, 1, 1, 0, 3, 6, 1, 1, 0, 3, 7, 0, 0, 1, 4, 5, 1, 1, 0, 4, 6, 0, 1, -1, 4, 7, -1, 0, 0, 5, 6, -1, 0, 0, 5, 7, -1, 0, 0, 6, 7, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.84329 | 2.84329 | 3.0166 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.375 | 0 |
| 0 | 1 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.82234 | 2.82234 | 2.94621 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.33991 | 0 |
| 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 |
|---|---|---|---|---|---|
 |
hqc954 | *2626 | (2,4,4) | {7,12} | {6.4.3.3.3.3.4}{3.3.3.3.3.3.3.3.... |