s-net: sqc963
 |
|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 7 |
| Edges per primitive translational unit | 12 |
| Transitivity (vertex,edge) | (2,2) |
| Vertex degrees | {3,6} |
| Vertex coordination sequence | [(3, 9, 22, 39, 57, 86, 119, 145, 190, 241), (6, 12, 18, 42, 68, 78, 114, 164, 186, 228)] |
| Wells’ vertex symbol | [6^2.8, 6^6.10^9] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 2, 5, 0, 1, 0, 2, 6, 1, 0, 0, 3, 4, 0, 0, 1, 3, 7, 1, 0, 0, 4, 7, 0, 1, 0, 5, 6, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.00045 | 4.00045 | 2.44893 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.75 | 0 | 0 |
| 0 | 0 | 1 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.99995 | 3.99995 | 2.44955 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.75 | 0 |
| 0 | 0 | 1 |
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 |
|---|---|---|---|---|---|
 |
hqc105 | 2*26 | (2,2,1) | {6,3} | {8.8.8.8.8.8}{8.8.8} |