s-net: sqc1996
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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) | (3,4) |
| Vertex degrees | {6,4,6} |
| Vertex coordination sequence | [(6, 20, 42, 94, 150, 246, 332, 458, 584, 734), (4, 16, 44, 96, 162, 248, 350, 458, 594, 744), (6, 18, 48, 90, 166, 240, 346, 460, 592, 736)] |
| Wells’ vertex symbol | [3^4.4^4.5^6.6, 5^4.8^2, 3^2.4^2.5^6.6^4.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 5, 1, 0, 0, 2, 2, -1, 0, 0, 2, 6, 0, 0, 0, 2, 6, 1, 0, 0, 3, 4, -2, 0, 1, 3, 4, 0, 1, 0, 3, 6, 0, 0, 1, 4, 6, 0, -1, 0, 5, 5, -1, 0, 0, 5, 6, -2, -1, 1, 5, 6, -1, -1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.71332 | 2.35562 | 1.09064 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0 | 0 |
| 0 | 0.75 | 0.83333 |
| 0.25 | 0.25 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.4405 | 2.44034 | 1.22015 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0 | 0 |
| 0 | 0.25 | 0.00034 |
| 0.25 | 0.25 | 0.5 |
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 |
|---|---|---|---|---|---|
 |
hqc787 | *22222 | (3,4,2) | {6,6,4} | {3.5.3.3.5.3}{3.5.5.3.5.5}{5.5.5.5} |