s-net: sqc1983
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 6 |
| Edges per primitive translational unit | 16 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {6,4} |
| Vertex coordination sequence | [(6, 20, 47, 81, 127, 183, 247, 325, 412, 504), (4, 16, 42, 80, 118, 172, 250, 318, 390, 500)] |
| Wells’ vertex symbol | [4^6.5^3.6^6, 4^4.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 1, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 4, 0, 1, 0, 2, 5, 0, 0, 1, 2, 6, 0, 0, 0, 2, 6, 1, 0, 0, 3, 4, -1, 1, -1, 3, 4, 0, 1, -1, 4, 5, 0, 0, 1, 4, 5, 1, 0, 1, 5, 6, 0, -1, 0, 5, 6, 1, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Imma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.34992 | 2.33789 | 4.05095 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.66667 |
| 0 | 0.75 | 0.16667 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Imma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.4479 | 2.37967 | 3.34346 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.46012 | 0.35317 |
| 0 | 0.75 | 0.14684 |
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 |
|---|---|---|---|---|---|
 |
hqc646 | *222222 | (2,4,3) | {6,4} | {4.6.6.6.6.4}{6.6.6.6} |