Structure 2107430

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Original COD entry Download CIF Download DOT

Citation: Richard, P.; Perrault, G. (1972). Structure cristalline de l'ekanite de St-Hilaire, P.Q.. Acta Crystallographica B (24,1968-38,1982), 28, pp. 1994-1999.

Formula: Ca2 K2 Na2 O40 Si16 Th2

Chemical name: Th2 K2 Na2 Ca2 (Si16 O40)

Cell parameters:

  • a = 7.58 Å
  • b = 7.58 Å
  • c = 14.77 Å
  • α = 90°
  • β = 90°
  • γ = 90°

List type: noninterleaving

List: 3D

Combined 3D structure and graph

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JSmol combined CIF view

Linear Graph Knot

Molecules

CIF datablock 0, entity 1 of 1

Basis: (1;0;0 0;1;0 0;0;1)

Dimensionality: 3

Formula: O40 Si16 Th2 (O20 Si8 Th)

Multiplicity: 1

Coordination sequences:

  • 2, 6, 6, 24, 20, 70, 54, 148, 80, 194
  • 2, 10, 10, 30, 27, 81, 40, 109, 71, 206
  • 4, 4, 16, 13, 48, 37, 112, 67, 172, 86
  • 8, 8, 24, 24, 72, 30, 72, 44, 152, 104
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