s-net: sqc5552
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 12 |
| Edges per primitive translational unit | 24 |
| Transitivity (vertex,edge) | (2,6) |
| Vertex degrees | {4,4} |
| Vertex coordination sequence | [(4, 9, 19, 37, 61, 90, 124, 162, 204, 251), (4, 10, 22, 38, 62, 92, 124, 158, 202, 252)] |
| Wells’ vertex symbol | [4^3.6^2.8, 4^2.6.8^2.10] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 6, 1, 0, 0, 2, 7, 0, 0, 0, 3, 7, 0, 1, 0, 3, 8, 0, 0, 0, 3, 9, 0, 0, 0, 4, 7, 0, 1, 0, 4, 8, 0, 0, 1, 4, 10, 0, 0, 0, 5, 6, 1, 0, 0, 5, 9, 0, -1, 1, 5, 10, 0, 0, 0, 6, 11, 0, 0, 0, 7, 11, 1, 0, 0, 8, 12, 0, 0, 0, 8, 12, 1, 0, 0, 9, 11, 1, 1, 0, 9, 12, 1, 0, 0, 10, 11, 1, 0, 1, 10, 12, 1, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.00732 | 3.73159 | 2.58656 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.08333 | 0.1 | 0.5625 |
| 0.25 | 0 | 0.3125 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.33816 | 3.83911 | 2.00005 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.40634 | 0.11976 | 0.40176 |
| 0.25 | 0 | 0.25 |
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 |
|---|---|---|---|---|---|
 |
hqc1960 | *22222 | (2,6,4) | {4,4} | {4.8.4.4}{4.4.8.8} |