Structure 2311779

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Citation: Fulle, Kyle; Sanjeewa, Liurukara D.; McMillen, Colin D.; Kolis, Joseph W. (2017). Crystal chemistry and the role of ionic radius in rare earth tetrasilicates: Ba2RE2Si4O12F2 (RE = Er3+-Lu3+) and Ba2RE2Si4O13 (RE = La3+-Ho3+).. Acta crystallographica Section B, Structural science, crystal engineering and materials, 73, pp. 907-915.

Formula: Ba2 O13 Si4 Sm2

Cell parameters:

  • a = 12.9961(9) Å
  • b = 5.2355(7) Å
  • c = 17.626(3) Å
  • α = 90°
  • β = 104.148(18)°
  • 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: O52 Si16 Sm8 (O13 Si4 Sm2)

Multiplicity: 1

Coordination sequences:

  • 2, 8, 16, 40, 52, 68, 126, 144, 172, 236
  • 2, 9, 14, 30, 35, 82, 95, 127, 166, 225
  • 2, 11, 15, 34, 38, 73, 99, 143, 187, 221
  • 2, 11, 18, 42, 39, 75, 116, 165, 188, 231
  • 2, 12, 20, 29, 44, 81, 108, 131, 183, 231
  • 3, 12, 14, 39, 41, 87, 99, 145, 186, 233
  • 3, 16, 14, 36, 44, 86, 107, 153, 190, 232
  • 4, 6, 33, 28, 49, 67, 128, 170, 187, 211
  • 5, 9, 24, 35, 54, 88, 111, 148, 188, 248
  • 9, 14, 22, 29, 70, 89, 115, 150, 211, 231
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