s-net: sqc1021


 
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 13
Transitivity (vertex,edge)(2,7)
Vertex degrees {6,7}
Vertex coordination sequence [(6, 20, 50, 102, 174, 262, 366, 486, 622, 774), (7, 24, 55, 106, 178, 266, 370, 490, 626, 778)]
Wells’ vertex symbol [3^2.4^7.5^4.6^2, 3.4^12.5^3.6^5]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 2, 0, 2, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 2, -1, 0, 0, 2, 4, 0, 0, 0, 2, 4, 0, 1, 0, 3, 3, 0, -1, 0, 3, 4, 0, 0, 1, 3, 4, 0, 1, 0, 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
1.01544 2.84619 1.60606 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.18182 0.5
0.5 0.04545 0.5

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
0.90075 2.09011 1.02384 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.25499 0.5
0.5 0.17425 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 hqc2170 *222222 (2,7,5) {7,6} {4.4.4.3.4.4.4}{4.4.3.4.4.3}

h-nets with edge collapse

No items to display.