s-net: sqc3215
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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, 80, 170, 298, 458, 650, 874, 1130, 1418), (4, 17, 51, 117, 225, 369, 544, 753, 993, 1264), (4, 12, 32, 80, 164, 286, 448, 640, 862, 1120)] |
| Wells’ vertex symbol | [4^10.6^16.8^2, 4^3.6^3, 6^5.8] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 4, 0, 0, 1, 2, 6, 0, -1, 1, 2, 7, 0, 0, 0, 3, 4, -1, 0, 0, 3, 5, -1, -1, 0, 3, 8, 0, 0, 0, 4, 4, 0, -1, 1, 4, 5, -1, -1, 0, 4, 6, 0, -1, 1, 5, 8, 1, 1, -1, 6, 7, -1, 0, -1, 7, 8, 1, 0, 0, 7, 8, 1, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.56273 | 2.46683 | 2.09293 | 90.0 | 105.825 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.75 | 0.25 |
| 0.05 | 0.05 | 0.35 |
| 0.25 | 0.25 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.0092 | 1.70272 | 1.30224 | 90.0 | 93.7173 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.75 |
| 0.06828 | 0.50081 | 0.39532 |
| 0 | 0.25 | 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} |