s-net: sqc359


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 3
Edges per primitive translational unit 10
Transitivity (vertex,edge)(3,3)
Vertex degrees {12,4,4}
Vertex coordination sequence [(12, 36, 90, 146, 248, 332, 486, 594, 804, 932), (4, 28, 62, 140, 200, 330, 414, 600, 704, 950), (4, 36, 76, 154, 224, 352, 448, 630, 748, 988)]
Wells’ vertex symbol [3^12.4^16.5^18.6^20, 3^4.4^2, 3^2.5^4]
Systre key (3, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 1, 2, -1, 0, 1, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 0, 1, 3, -1, 0, 0, 1, 3, -1, 1, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: I-4m2

Parameters:

a b c alpha beta gamma
1.16685 1.16685 3.68989 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0 0 0.5
0.5 0 0.25

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: I-4m2

Parameters:

a b c alpha beta gamma
1.20695 1.20695 3.40312 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0 0 0.5
0.5 0 0.25

Edge end points:

Hyperbolic sources

h-nets with faithful topology

No items to display.

h-nets with edge collapse