s-net: sqc3339
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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) | (3,7) |
| Vertex degrees | {8,4,4} |
| Vertex coordination sequence | [(8, 30, 72, 134, 216, 318, 440, 582, 744, 926), (4, 17, 48, 100, 175, 270, 384, 518, 672, 846), (4, 12, 32, 72, 136, 228, 332, 460, 604, 772)] |
| Wells’ vertex symbol | [4^10.6^18, 4^3.6^3, 6^6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 1, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 1, 0, 0, 2, 5, 0, 0, 0, 2, 5, 1, 0, 0, 2, 6, 0, 0, 0, 2, 6, 0, 1, 0, 3, 6, 1, 0, 0, 3, 7, 0, 0, 0, 4, 5, 0, 0, 1, 4, 7, -1, 1, 1, 5, 8, 0, 0, 0, 6, 8, 0, 0, 1, 7, 8, 0, 0, 1, 7, 8, 1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.06357 | 2.82647 | 2.52854 | 90.0 | 105.7734 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.61111 | 0 |
| 0.15 | 0.16667 | 0.2 |
| 0.25 | 0.05556 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.59966 | 2.09676 | 1.74368 | 90.0 | 112.9487 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.39725 | 0.25 |
| 0.0999 | 0.22687 | 0.05741 |
| 0.25 | 0.08371 | 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 |
|---|---|---|---|---|---|
 |
hqc1444 | *222222 | (3,6,2) | {8,4,4} | {6.4.4.6.6.4.4.6}{6.6.4.4}{6.6.6.6} |