s-net: sqc1681
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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) | (2,5) |
| Vertex degrees | {4,8} |
| Vertex coordination sequence | [(4, 16, 50, 112, 197, 310, 446, 606, 790, 998), (8, 32, 82, 154, 254, 378, 526, 698, 894, 1114)] |
| Wells’ vertex symbol | [4^4.6^2, 4^8.6^20] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 2, 1, 0, 2, 2, -1, -1, 0, 2, 5, 0, 0, 0, 2, 5, 2, 1, 0, 2, 6, 0, 0, 0, 2, 6, 0, 1, 0, 3, 4, 1, 0, 0, 3, 6, 0, 0, 0, 4, 5, 0, 0, 1, 5, 6, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.38047 | 1.38047 | 2.61859 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.08333 |
| 0.5 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.30205 | 1.30205 | 2.64721 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.15931 |
| 0.5 | 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc95 | *2224 | (2,3,1) | {4,8} | {4.4.4.4}{4.4.4.4.4.4.4.4} |