s-net: sqc8283
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 18 |
| Edges per primitive translational unit | 34 |
| Transitivity (vertex,edge) | (7,8) |
| Vertex degrees | {4,4,4,3,4,4,4} |
| Vertex coordination sequence | [(4, 12, 32, 64, 104, 164, 264, 382, 516, 680), (4, 12, 30, 54, 94, 168, 242, 340, 484, 622), (4, 10, 26, 45, 86, 137, 216, 306, 430, 568), (3, 9, 20, 44, 75, 125, 201, 293, 409, 553), (4, 12, 24, 46, 82, 128, 210, 304, 434, 576), (4, 12, 24, 44, 72, 132, 190, 304, 428, 586), (4, 10, 22, 42, 68, 126, 186, 278, 416, 544)] |
| Wells’ vertex symbol | [6^4.8^2, 6.7^4.12, 5^2.7^3.8, 5^2.7, 5^4.7.8, 5^4.8^2, 5^4.8^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 3, 1, 0, 0, 2, 4, 0, 0, 0, 2, 5, 0, 0, 0, 3, 6, 0, 0, 0, 3, 6, 0, 1, 0, 4, 7, 0, 0, 0, 4, 8, 0, 0, 0, 4, 9, 0, 0, 0, 5, 10, 0, 0, 0, 5, 11, 0, 0, 0, 5, 12, 0, 0, 0, 6, 13, 0, 0, 0, 6, 14, 0, 0, 0, 7, 14, 0, -1, 0, 7, 15, 0, 0, 0, 8, 14, 0, 0, 0, 8, 16, 0, 0, 0, 8, 17, 0, 0, 0, 9, 14, 0, 1, 0, 9, 18, 0, 0, 0, 10, 13, 1, -1, 0, 10, 18, 0, 0, 1, 11, 13, 1, 0, 0, 11, 16, 0, 1, 1, 11, 17, 1, -1, -1, 12, 13, 1, 1, 0, 12, 15, 1, 0, -1, 15, 17, 0, -1, 0, 15, 17, 0, 0, 0, 16, 18, 0, -1, 0, 16, 18, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.39863 | 5.64952 | 1.82274 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0 | 0.5 |
| 0.1875 | 0 | 0.5 |
| 0.25 | 0.08333 | 0 |
| 0.25 | 0 | 0.5 |
| 0.25 | 0.25 | 0.5 |
| 0.25 | 0.25 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.9298 | 4.18351 | 1.88449 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0 | 0.5 |
| 0.082 | 0 | 0.5 |
| 0.25 | 0.00034 | 0 |
| 0.25 | 0 | 0.5 |
| 0.25 | 0.25 | 0.5 |
| 0.25 | 0.25 | 0 |
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 |
|---|---|---|---|---|---|
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hqc2445 | *222222 | (7,8,2) | {4,4,4,3,4,4,4} | {7.7.7.7}{7.7.7.7}{7.5.5.7}{7.5.... |