s-net: sqc268
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 4 |
| Edges per primitive translational unit | 9 |
| Transitivity (vertex,edge) | (3,5) |
| Vertex degrees | {4,4,6} |
| Vertex coordination sequence | [(4, 12, 28, 50, 80, 118, 160, 210, 268, 330), (4, 12, 32, 56, 86, 122, 166, 216, 272, 336), (6, 16, 30, 54, 86, 120, 164, 216, 270, 334)] |
| Wells’ vertex symbol | [6^4.8^2, 3^2.4.6^2.7, 3^2.6^8.8^3.9^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 3, 0, 0, 0, 2, 4, 0, 0, 0, 3, 4, 0, 0, 1, 4, 4, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.24984 | 2.79296 | 1.76752 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.4 | 0 |
| 0 | 0.5 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.00002 | 2.99996 | 1.73208 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.33334 | 0 |
| 0 | 0.5 | 0.5 |
Edge end points:
Hyperbolic sources
h-nets with faithful topology
2 records listed.| Image | h-net name | Orbifold symbol | Transitivity (Vert,Edge,Face) | Vertex Degree | 2D Vertex Symbol |
|---|---|---|---|---|---|
 |
hqc1120 | *222222 | (3,5,2) | {6,4,4} | {12.3.12.12.3.12}{12.12.3.3}{12.... |
 |
hqc1113 | *22222 | (3,5,2) | {6,4,4} | {6.3.6.6.3.6}{6.6.3.3}{6.6.6.6} |