s-net: sqc1984
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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 | 16 |
| Transitivity (vertex,edge) | (3,4) |
| Vertex degrees | {3,6,4} |
| Vertex coordination sequence | [(3, 11, 25, 54, 108, 171, 256, 330, 426, 538), (6, 12, 30, 72, 110, 188, 250, 344, 446, 538), (4, 16, 38, 74, 130, 170, 258, 330, 430, 546)] |
| Wells’ vertex symbol | [4.6^2, 4^2.6^7.8^6, 6^5.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 1, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 7, 0, 0, 0, 4, 4, 0, -1, 0, 4, 8, 0, 0, 0, 5, 5, 0, -1, 0, 5, 8, 1, 0, 0, 6, 8, 0, 0, 1, 6, 8, 1, 0, 1, 7, 8, 0, -1, 1, 7, 8, 1, -1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Imma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.57592 | 1.57526 | 6.68467 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.125 | 0.5625 |
| 0 | 0.75 | 0.125 |
| 0.25 | 0.25 | 0.75 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Imma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.69899 | 1.00026 | 7.4933 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.00685 | 0.56672 |
| 0 | 0.75 | 0.12919 |
| 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 |
|---|---|---|---|---|---|
 |
hqc807 | *222222 | (3,4,2) | {3,6,4} | {6.10.6}{6.10.10.6.10.10}{10.10.... |