s-net: sqc3242
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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 | 20 |
| Transitivity (vertex,edge) | (2,6) |
| Vertex degrees | {6,4} |
| Vertex coordination sequence | [(6, 16, 34, 62, 102, 154, 214, 282, 362, 454), (4, 12, 32, 62, 102, 154, 214, 282, 362, 454)] |
| Wells’ vertex symbol | [4^8.6^7, 4^3.8^3] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 2, -1, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 4, -1, 0, 0, 3, 5, -1, 0, 0, 3, 8, 0, 1, 0, 4, 5, 1, 0, 0, 4, 7, 0, 0, 1, 5, 5, -1, 0, 0, 5, 6, 0, 1, 1, 6, 6, -1, 0, 0, 6, 7, 1, 0, 0, 6, 8, -1, 0, 0, 7, 8, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.678 | 4.677 | 1.10225 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.16667 | 0 | 0 |
| 0.25 | 0.08333 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.18907 | 4.18874 | 1.04783 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.12052 | 0 | 0 |
| 0.25 | 0.12947 | 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 |
|---|---|---|---|---|---|
 |
hqc1422 | *222222 | (2,6,3) | {6,4} | {4.4.8.8.4.4}{4.4.8.8} |