s-net: sqc8208
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 17 |
| Edges per primitive translational unit | 33 |
| Transitivity (vertex,edge) | (5,6) |
| Vertex degrees | {4,3,6,4,6} |
| Vertex coordination sequence | [(4, 10, 22, 50, 106, 204, 308, 476, 695, 908), (3, 8, 24, 55, 116, 219, 351, 533, 751, 1015), (6, 12, 24, 56, 114, 198, 292, 492, 628, 930), (4, 14, 40, 94, 186, 328, 490, 710, 954, 1206), (6, 18, 54, 116, 222, 358, 524, 750, 950, 1290)] |
| Wells’ vertex symbol | [4^2.6.7^2.9, 4.7^2, 4^6.6^6.8^3, 7^4.8.10, 7^6.8^6.9^3] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 3, 0, 0, 0, 1, 3, 0, 1, 1, 1, 4, 0, 0, 0, 1, 4, 2, -1, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 9, 0, 0, 0, 4, 10, 0, 0, 0, 5, 11, 0, 0, 0, 5, 12, 0, 0, 0, 6, 13, 0, 0, 0, 6, 14, 0, 0, 0, 7, 11, -1, 0, 0, 7, 15, 0, 0, 0, 8, 14, 1, -1, 0, 8, 16, 0, 0, 0, 9, 12, -1, 0, 0, 9, 16, -1, 1, 0, 10, 13, -1, 1, 1, 10, 15, -1, 1, 1, 11, 14, 1, -1, -1, 11, 17, 0, 0, 0, 12, 13, 1, 0, 1, 12, 17, 0, 0, 0, 13, 17, -1, 0, 0, 14, 17, -1, 0, 0, 15, 16, 1, 0, 0, 15, 17, -1, 0, 0, 16, 17, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.03418 | 5.03418 | 2.89219 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.08333 | 0.20833 | 0.13333 |
| 0.22222 | 0.06944 | 0.05556 |
| 0 | 0 | 1 |
| 0.5 | 0 | 0.5 |
| 0.33333 | 0.66667 | 0.16667 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.03287 | 3.03287 | 1.6304 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.0408 | 0.33629 | 0.14252 |
| 0.17411 | 0.07387 | 0.40563 |
| 0 | 0 | 1 |
| 0.5 | 0 | 0.5 |
| 0.33333 | 0.66667 | 0.16667 |
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 |
|---|---|---|---|---|---|
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hqc1889 | *2626 | (5,5,2) | {4,3,6,4,6} | {7.4.4.7}{7.7.4}{4.4.4.4.4.4}{7.... |