s-net: sqc888
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 4 |
| Edges per primitive translational unit | 12 |
| Transitivity (vertex,edge) | (2,2) |
| Vertex degrees | {6,6} |
| Vertex coordination sequence | [(6, 24, 66, 124, 206, 304, 420, 560, 708, 894), (6, 24, 56, 126, 188, 314, 384, 584, 650, 936)] |
| Wells’ vertex symbol | [4^6.5^5.6^2.7^2, 4^6.5^6.7^3] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 1, 0, 0, 2, 3, -1, 1, -1, 2, 3, 1, 0, 0, 2, 4, 0, 1, -1, 2, 4, 1, -1, 0, 3, 4, 0, 0, -1, 3, 4, 1, -1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.86023 | 2.86023 | 1.20154 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.5 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.39759 | 3.39759 | 0.40284 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.5 |
| 0 | 0 | 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 |
|---|---|---|---|---|---|
 |
hqc10 | *266 | (1,1,1) | {6} | {6.6.6.6.6.6} |