s-net: sqc4739


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 8
Edges per primitive translational unit 24
Transitivity (vertex,edge)(3,5)
Vertex degrees {18,3,12}
Vertex coordination sequence [(18, 86, 248, 538, 962, 1514, 2194, 3002, 3938, 5002), (3, 40, 165, 421, 806, 1320, 1962, 2732, 3630, 4656), (12, 62, 218, 508, 926, 1472, 2146, 2948, 3878, 4936)]
Wells’ vertex symbol [3^12.4^24.5^66.6^45.7^6, 3.4.5, 4^18.5^24.6^15.8^9]
Systre key (3, 1, 1, -2, -1, 1, 1, 1, 0, -1, 0, 1, 1, 0, 0, -1, 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, -2, -1, 1, 2, 8, 0, 0, 0, 3, 8, -1, -1, 0, 3, 8, -1, 0, 0, 4, 8, -1, -1, 0, 4, 8, -1, -1, 1, 5, 8, -2, -1, 0, 5, 8, -2, -1, 1, 6, 8, -2, -2, 1, 6, 8, -2, -1, 1, 7, 8, -3, -2, 1, 7, 8, -1, -1, 0, 8, 8, -2, -1, 1, 8, 8, 0, -1, 0, 8, 8, 0, 0, -1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: R-3m

Parameters:

a b c alpha beta gamma
2.41141 2.41141 1.53522 90.0 90.0 120.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0.11111 0.22222 0.38889
0 0 0.5

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: R-3m

Parameters:

a b c alpha beta gamma
1.87995 1.87995 1.14462 90.0 90.0 120.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0.17527 0.08764 0.29162
0 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
Net details hqc791 *2626 (3,4,2) {18,3,12} {3.5.3.3.5.3.3.5.3.3.5.3.3.5.3.3...

h-nets with edge collapse

No items to display.