s-net: sqc2691
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| 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 | 18 |
| Transitivity (vertex,edge) | (3,5) |
| Vertex degrees | {3,8,4} |
| Vertex coordination sequence | [(3, 15, 45, 77, 161, 234, 327, 475, 601, 730), (8, 26, 52, 120, 180, 266, 392, 506, 630, 832), (4, 20, 58, 90, 174, 262, 336, 478, 634, 722)] |
| Wells’ vertex symbol | [4.5^2, 4^2.5^9.6^15.8^2, 5^4.6.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 5, 0, 1, 1, 2, 6, 0, 0, 1, 2, 7, 0, 0, 0, 2, 7, 0, 1, 0, 2, 8, 0, 0, 0, 2, 8, 0, 1, 0, 3, 4, -1, 0, 0, 5, 5, -1, 0, 0, 6, 6, -1, 0, 0, 7, 8, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Imma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.66254 | 1.33329 | 6.1116 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.41667 |
| 0 | 0.25 | 0.91667 |
| 0.25 | 0.25 | 0.75 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Imma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.12699 | 0.98769 | 2.67039 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.15517 | 0.36744 |
| 0 | 0.75 | 0.86721 |
| 0.25 | 0.25 | 0.75 |
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 |
|---|---|---|---|---|---|
 |
hqc1116 | *222222 | (3,5,2) | {3,8,4} | {6.6.6}{6.6.6.6.6.6.6.6}{6.6.6.6} |