s-net: sqc3211
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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, 84, 184, 336, 556, 858, 1244, 1716, 2282), (4, 17, 52, 125, 256, 454, 726, 1082, 1527, 2064), (4, 12, 38, 102, 224, 418, 692, 1054, 1508, 2056)] |
| Wells’ vertex symbol | [4^8.6^13.8^7, 4^3.6^3, 6^5.10] |
| 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, 3, -1, 0, 0, 2, 4, 0, 0, 1, 2, 7, 0, 0, 0, 3, 4, 1, 0, 0, 3, 8, 0, 0, 0, 4, 4, 0, 0, -1, 4, 5, 1, -1, 0, 4, 6, 0, -1, 1, 5, 6, -1, 0, 0, 5, 8, -1, 1, -1, 6, 7, 1, 0, -1, 7, 7, 0, -1, 1, 8, 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 |
|---|---|---|---|---|---|
| 2.14172 | 2.21087 | 2.14057 | 90.0 | 96.3861 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.1 | 0.16667 | 0.4 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.54283 | 1.42392 | 1.26773 | 90.0 | 91.9192 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.53546 | 0.24919 | 0.25175 |
| 0 | 0 | 0.5 |
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} |