s-net: sqc7122
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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 | 30 |
| Transitivity (vertex,edge) | (2,7) |
| Vertex degrees | {3,6} |
| Vertex coordination sequence | [(3, 10, 31, 64, 105, 163, 230, 310, 393, 497), (6, 20, 46, 84, 133, 193, 265, 349, 444, 550)] |
| Wells’ vertex symbol | [3.5^2, 3.4^5.5^3.6^5.7] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 3, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 2, 9, 0, 0, 0, 3, 10, 0, 0, 0, 4, 7, 0, 1, 0, 4, 8, 1, 0, 0, 4, 8, 2, 0, 0, 4, 9, 0, 1, 0, 4, 10, 1, 0, 0, 5, 7, 0, 0, 1, 5, 8, 0, 0, 1, 5, 9, 0, 0, 0, 5, 9, 1, 0, 0, 5, 11, 0, 0, 0, 6, 7, -2, 1, 1, 6, 7, -1, 1, 1, 6, 8, 0, 0, 1, 6, 9, 0, 1, 0, 6, 12, 0, 0, 0, 7, 12, 2, -1, -1, 8, 10, -1, 0, 0, 9, 11, 0, 0, 0, 11, 12, 1, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.91392 | 4.43615 | 1.786 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.05556 | 0 |
| 0.32143 | 0.11111 | 0.28571 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.45885 | 3.46119 | 1.3685 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.14449 | 0 |
| 0.35543 | 0.10553 | 0.25023 |
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 |
|---|---|---|---|---|---|
 |
hqc2390 | *222222 | (2,7,6) | {6,3} | {4.8.3.4.4.4}{3.8.8} |