s-net: sqc7100


 
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)(2,7)
Vertex degrees {3,6}
Vertex coordination sequence [(3, 10, 29, 52, 77, 118, 171, 216, 267, 334), (6, 16, 30, 54, 89, 126, 165, 217, 282, 345)]
Wells’ vertex symbol [3.8^2, 3.4^8.5^3.6^2.7]
Systre key (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 1, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 4, -1, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 7, 1, 0, 0, 3, 7, 0, 0, 0, 3, 7, 1, 0, 0, 3, 8, 0, 0, 0, 3, 9, 0, 0, 0, 4, 10, 0, 0, 0, 5, 6, 0, 1, 0, 5, 6, 1, 1, 0, 5, 9, 0, 0, 0, 5, 9, 1, 0, 0, 5, 11, 0, 0, 0, 6, 11, -1, -1, 0, 6, 12, 0, 0, 0, 6, 12, 1, 0, 0, 7, 8, 0, 0, 0, 7, 12, 0, 0, 0, 8, 11, 0, 0, 1, 9, 10, 0, 1, 1, 9, 12, 0, 1, 0, 9, 12, 1, 1, 0, 10, 12, 0, 0, -1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Cmma

Parameters:

a b c alpha beta gamma
6.87067 3.83292 1.537 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.11111 0 0
0.22222 0.07143 0.22222

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Cmma

Parameters:

a b c alpha beta gamma
6.6549 3.19094 1.60682 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.07513 0 0
0.20527 0.0933 0.25

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 hqc2390 *222222 (2,7,6) {6,3} {4.8.3.4.4.4}{3.8.8}

h-nets with edge collapse

No items to display.