s-net: sqc2475


 
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 18
Transitivity (vertex,edge)(3,5)
Vertex degrees {4,4,6}
Vertex coordination sequence [(4, 12, 30, 68, 126, 208, 306, 428, 562, 728), (4, 15, 41, 80, 140, 217, 313, 431, 569, 734), (6, 20, 46, 90, 146, 226, 328, 448, 596, 746)]
Wells’ vertex symbol [5^4.6.8, 4.5^2.6^3, 4^2.5^2.6^8.7^2.8]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 5, 0, 1, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 4, 0, 0, 1, 3, 7, -2, -1, 1, 3, 8, 0, 0, 0, 4, 7, 0, 0, 0, 4, 8, 1, 0, -1, 5, 6, -1, -1, 0, 5, 7, -2, -1, 1, 6, 8, 0, 0, 0, 6, 8, 2, 1, -1, 7, 7, -1, 0, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Cmma

Parameters:

a b c alpha beta gamma
2.54881 4.65079 1.42433 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0 0.6 0.2
0.25 0.25 0

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Cmma

Parameters:

a b c alpha beta gamma
1.99717 2.77681 1.05132 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0 0.15432 0.2085
0.25 0.25 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
Net details hqc1128 *222222 (3,5,2) {4,4,6} {5.5.5.5}{5.8.8.5}{5.8.8.5.8.8}

h-nets with edge collapse

No items to display.