s-net: sqc432
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 4 |
| Edges per primitive translational unit | 10 |
| Transitivity (vertex,edge) | (4,6) |
| Vertex degrees | {4,4,8,4} |
| Vertex coordination sequence | [(4, 20, 56, 120, 216, 344, 504, 696, 920, 1176), (4, 12, 40, 98, 192, 320, 480, 672, 896, 1152), (8, 32, 72, 134, 232, 358, 520, 710, 936, 1190), (4, 16, 46, 94, 170, 284, 422, 600, 802, 1044)] |
| Wells’ vertex symbol | [5.6^5, 6^4.8^2, 4^8.5^8.6^12, 4^4.5.6] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 2, 2, -1, -1, 0, 2, 2, -1, 1, 0, 2, 3, -1, 0, 0, 2, 3, 0, 0, 0, 3, 4, 0, 0, 0, 3, 4, 0, 0, 1, 4, 4, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.05551 | 2.79222 | 1.05559 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0 |
| 0 | 0 | 0.5 |
| 0.5 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.08918 | 2.56171 | 1.08944 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0 |
| 0 | 0 | 0.5 |
| 0.5 | 0 | 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 |
|---|---|---|---|---|---|
 |
hqc1439 | *222222 | (4,6,2) | {4,8,4,4} | {4.4.4.4}{4.6.6.4.4.6.6.4}{6.6.6... |