s-net: sqc9266
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| Systre crystallographic geometry file (.cgd) |
Other names
| RCSR name | pcu-g |
| Keywords | sphere packing |
| Fisher-Koch-Sowa symbol | 3/6/c5 |
Links to this net in other databases
| RCSR | topcryst |
Topological data
| Vertices per primitive translational unit | 24 |
| Edges per primitive translational unit | 36 |
| Transitivity (vertex,edge) | (1,2) |
| Vertex degrees | {3} |
| Vertex coordination sequence | [(3, 6, 11, 20, 32, 44, 60, 80, 101, 124)] |
| Wells’ vertex symbol | [6.10^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 9, 0, 0, 0, 4, 10, 0, 0, 0, 5, 11, 0, 0, 0, 5, 12, 0, 0, 0, 6, 13, 0, 0, 0, 6, 14, 0, 0, 0, 7, 12, 0, 0, 0, 7, 15, 0, 0, 0, 8, 16, 0, 0, 0, 8, 17, 0, 0, 0, 9, 18, 0, 0, 0, 9, 19, 0, 0, 0, 10, 20, 0, 0, 0, 10, 21, 0, 0, 0, 11, 18, 1, 0, 0, 11, 22, 0, 0, 0, 12, 23, 0, 0, 0, 13, 19, 0, 1, 0, 13, 24, 0, 0, 0, 14, 16, 0, 0, 1, 14, 21, 1, 0, 0, 15, 21, 1, -1, -1, 15, 24, 0, -1, -1, 16, 18, 0, 1, 0, 17, 20, 0, 0, -1, 17, 22, -1, 1, 0, 19, 23, -1, 0, 1, 20, 23, -1, 0, 1, 22, 24, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Ia-3
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.39519 | 5.39519 | 5.39519 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.10417 | 0.27083 | 0.3125 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Ia-3
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.3373 | 5.3373 | 5.3373 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.09155 | 0.26986 | 0.31921 |
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 |
|---|---|---|---|---|---|
 |
hqc39 | *266 | (1,2,2) | {3} | {6.12.12} |