s-net: sqc1192
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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 | 14 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {8,6} |
| Vertex coordination sequence | [(8, 26, 64, 124, 206, 306, 428, 568, 730, 910), (6, 24, 58, 118, 196, 296, 414, 554, 712, 892)] |
| Wells’ vertex symbol | [4^18.6^10, 4^12.6^3] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 2, -1, 0, 0, 2, 3, -1, 0, -1, 2, 3, 1, 1, 0, 2, 4, 0, 0, 0, 2, 4, 2, 1, 0, 3, 3, -1, 0, 0, 3, 4, 0, 0, 0, 3, 4, 2, 0, 1, 4, 4, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.16604 | 3.0638 | 0.88441 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.25 | 0.25 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.00006 | 2.82871 | 0.99991 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.25 | 0.25 | 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 |
|---|---|---|---|---|---|
 |
hqc479 | *222222 | (2,4,2) | {8,6} | {6.4.4.6.6.4.4.6}{6.4.4.6.4.4} |