s-net: sqc7979
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 16 |
| Edges per primitive translational unit | 32 |
| Transitivity (vertex,edge) | (4,4) |
| Vertex degrees | {3,6,4,4} |
| Vertex coordination sequence | [(3, 12, 21, 63, 64, 156, 136, 288, 228, 464), (6, 12, 40, 44, 112, 106, 232, 188, 392, 304), (4, 8, 30, 40, 104, 94, 226, 192, 372, 282), (4, 20, 26, 72, 72, 170, 146, 312, 244, 486)] |
| Wells’ vertex symbol | [4.6^2, 4^2.6^9.8^3.10, 6^6, 6^6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 2, 8, 0, 0, 0, 2, 9, 0, 0, 0, 2, 10, 0, 0, 0, 3, 8, 1, 0, 0, 3, 11, 0, 0, 0, 4, 8, 0, 0, 1, 4, 11, 0, 1, 0, 5, 8, 0, 0, 1, 5, 12, 0, 0, 0, 6, 8, 1, 0, 0, 6, 12, 1, 0, 0, 7, 8, 0, -1, 1, 7, 9, -1, -1, 1, 7, 10, 0, 0, 1, 9, 13, 0, 0, 0, 9, 14, 0, 0, 0, 9, 15, 0, 0, 0, 9, 16, 0, 0, 0, 10, 13, -1, -1, 1, 10, 14, -1, -1, 1, 10, 15, 0, -1, 0, 10, 16, 0, -1, 0, 11, 13, 0, -1, 1, 11, 16, 0, -1, 0, 12, 14, -1, 0, 1, 12, 15, -1, -1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I-42d
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.79631 | 3.79631 | 2.99121 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.33333 | 0.16667 | 0.16667 |
| 0.25 | 0.33333 | 0.375 |
| 0 | 0 | 0.5 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I-42d
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.37107 | 3.37107 | 3.26799 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.27439 | 0.17655 | 0.17064 |
| 0.25 | 0.39599 | 0.375 |
| 0 | 0 | 0.5 |
| 0 | 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 |
|---|---|---|---|---|---|
 |
hqc874 | *2244 | (4,3,2) | {3,6,4,4} | {4.6.6}{4.6.6.4.6.6}{6.6.6.6}{6.... |