s-net: sqc219
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 3 |
| Edges per primitive translational unit | 9 |
| Transitivity (vertex,edge) | (3,5) |
| Vertex degrees | {4,6,8} |
| Vertex coordination sequence | [(4, 14, 36, 82, 146, 230, 330, 450, 586, 742), (6, 24, 66, 124, 202, 296, 410, 540, 690, 856), (8, 32, 72, 132, 208, 304, 416, 548, 696, 864)] |
| Wells’ vertex symbol | [4.6^4.8, 3^2.4^6.5^6.6, 3^4.4^8.5^12.6^4] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 1, 2, -1, 0, 0, 1, 2, -1, 0, 1, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 2, 3, -1, 0, 0, 2, 3, 0, 0, 0, 3, 3, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.78434 | 1.12784 | 1.26127 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0 |
| 0.5 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.75358 | 1.26048 | 1.07991 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0 |
| 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc1104 | *222222 | (3,5,2) | {8,6,4} | {3.6.6.3.3.6.6.3}{3.6.6.3.6.6}{6... |