s-net: sqc1218
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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 | 14 |
| Transitivity (vertex,edge) | (6,7) |
| Vertex degrees | {4,4,4,3,3,4} |
| Vertex coordination sequence | [(4, 12, 32, 78, 132, 214, 296, 414, 524, 678), (4, 12, 30, 70, 126, 194, 294, 390, 526, 650), (4, 10, 26, 58, 110, 178, 264, 382, 492, 646), (3, 7, 16, 35, 62, 113, 182, 266, 384, 492), (3, 7, 14, 27, 51, 88, 147, 224, 315, 437), (4, 10, 14, 26, 52, 88, 156, 232, 332, 438)] |
| Wells’ vertex symbol | [6^4.8^2, 6.8^4.12, 8^2.9^4, 5.8^2, 5^2.8, 5^4.8^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 2, 3, 0, 0, 0, 2, 3, 0, 0, 1, 3, 4, 0, 0, 0, 3, 5, 0, 0, 0, 4, 6, -1, 0, 0, 4, 6, 0, 0, 0, 5, 7, -1, 0, 0, 5, 7, 0, 0, 0, 6, 8, 0, 0, 0, 7, 8, 0, 1, 0, 8, 8, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.31569 | 2.80344 | 1.35377 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0 |
| 0.5 | 0.5 | 0 |
| 0.5 | 0.3 | 0 |
| 0.5 | 0.2 | 0.5 |
| 0.5 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.00486 | 1.92929 | 0.99233 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0 |
| 0.5 | 0.5 | 0 |
| 0.5 | 0.03661 | 0 |
| 0.5 | 0.4992 | 0.5 |
| 0.5 | 0 | 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 |
|---|---|---|---|---|---|
 |
hqc2331 | *222222 | (6,7,2) | {4,3,3,4,4,4} | {5.5.5.5}{5.9.5}{5.9.9}{9.9.9.9}... |