Structure 1001861

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Citation: Borel, M M; Chardon, J; Grandin, A; Leclaire, A; Raveau, B (1993). Structure of a new siliconiobate K6.5 Ca0.75 Nb14 Si4 O47. Acta Crystallographica C (39,1983-), 49, pp. 570-571.

Formula: Ca0.75 K6.5 Nb14 O47 Si4

Chemical name: Potassium calcium siliconiobate *

Cell parameters:

  • a = 9.046(1) Å
  • b = 9.046(1) Å
  • c = 27.883(1) Å
  • α = 90°
  • β = 90°
  • γ = 120°

List type: noninterleaving

List: 3D

Combined 3D structure and graph

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Molecules

CIF datablock 0, entity 1 of 1

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

Dimensionality: 3

Formula: Nb28 O94 Si8 (Nb14 O47 Si4)

Multiplicity: 1

Coordination sequences:

  • 2, 6, 6, 27, 24, 87, 56, 156, 78, 285
  • 2, 8, 8, 34, 24, 85, 50, 160, 84, 266
  • 2, 10, 9, 34, 24, 84, 49, 164, 88, 264
  • 2, 10, 10, 36, 28, 92, 52, 180, 96, 276
  • 2, 10, 10, 38, 27, 98, 53, 173, 92, 280
  • 2, 10, 11, 41, 27, 93, 58, 185, 89, 276
  • 3, 13, 10, 40, 27, 94, 55, 172, 84, 265
  • 4, 4, 18, 15, 60, 40, 123, 67, 222, 109
  • 6, 6, 24, 21, 78, 41, 140, 80, 246, 116
  • 6, 6, 25, 19, 66, 40, 138, 74, 230, 115
  • 6, 7, 28, 19, 70, 45, 146, 73, 227, 117
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