s-net: sqc7284
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 12 |
| Edges per primitive translational unit | 30 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {4,6} |
| Vertex coordination sequence | [(4, 13, 35, 78, 117, 166, 246, 313, 387, 507), (6, 21, 47, 82, 126, 184, 249, 325, 412, 508)] |
| Wells’ vertex symbol | [4^3.5^3, 4^5.5^6.6^4] |
| 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, 3, 1, 0, 0, 2, 4, 0, 1, 0, 2, 8, 0, 0, 0, 2, 9, 0, 0, 0, 2, 10, 0, 0, 0, 3, 6, 0, 0, 1, 3, 10, 0, -1, 1, 3, 11, 0, 0, 0, 3, 12, 0, 0, 0, 4, 6, 1, -1, 1, 4, 10, 0, -1, 1, 4, 11, 0, -1, 0, 4, 12, 0, -1, 0, 5, 8, -1, 0, 0, 5, 10, -1, 0, 0, 5, 12, 0, 0, 0, 6, 8, 0, -1, 0, 6, 9, 0, -1, 0, 6, 10, 0, 0, 0, 7, 9, 0, -1, 0, 7, 10, -1, 0, 0, 7, 11, -1, 0, -1, 8, 11, 0, 1, -1, 9, 12, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.94488 | 3.94488 | 3.41604 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.22222 | 0.11111 | 0.05556 |
| 0 | 0.33333 | 0.16667 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.90261 | 3.90261 | 2.5614 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.26886 | 0.13443 | 0.08145 |
| 0 | 0.25628 | 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 |
|---|---|---|---|---|---|
 |
hqc1335 | *2626 | (2,4,5) | {6,4} | {6.4.4.4.4.4}{4.6.4.4} |