s-net: sqc3579
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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) | (2,7) |
| Vertex degrees | {6,4} |
| Vertex coordination sequence | [(6, 19, 40, 70, 109, 156, 212, 277, 350, 432), (4, 13, 34, 64, 103, 150, 205, 268, 342, 423)] |
| Wells’ vertex symbol | [4^7.6^8, 4^3.6^3] |
| 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, 4, 0, 1, 0, 2, 6, 0, 0, 1, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 4, 0, 1, 0, 3, 5, 1, 1, 0, 3, 7, 1, 0, 0, 4, 5, 1, 0, 1, 4, 6, 0, 0, 1, 4, 6, 1, 0, 1, 5, 8, 0, 0, 0, 6, 7, 0, -1, -1, 6, 8, 1, 0, 0, 7, 8, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.19672 | 2.81774 | 2.02116 | 90.0 | 90.0165 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.58333 | 0.17857 | 0.41667 |
| 0.08333 | 0.03571 | 0.08333 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.53587 | 2.54633 | 1.54661 | 90.0 | 90.0377 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.39128 | 0.62539 | 0.01614 |
| 0.39115 | 0.12478 | 0.01793 |
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} |