Structure 1539628

1539627 << 1539628 >> 1539629
Original COD entry Download CIF Download DOT

Citation: Ballirano, P.; Bonaccorsi, E.; Maras, A.; Merlino, S. (1997). Crystal structure of afghanite, the eight-layer member of the cancrinite-group: evidence for long-range Si, Al ordering. European Journal of Mineralogy (1,1989-), 9, pp. 21-30.

Formula: Al24 Ca10 Cl5.8 F0.18 K4.72 Na17.28 O120 S6 Si24

Chemical name: (Na17.28 K4.72 Ca2) Ca8 (Si24 Al24 O96) (S O4)6 Cl5.8 F0.18

Cell parameters:

  • a = 12.8013 Å
  • b = 12.8013 Å
  • c = 21.4119 Å
  • α = 90°
  • β = 90°
  • γ = 120°

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: Al24 O96 Si24 (Al O4 Si)

Multiplicity: 1

Coordination sequences:

  • 2, 6, 6, 16, 14, 39, 26, 66, 42, 100
  • 2, 6, 6, 16, 14, 40, 26, 62, 42, 107
  • 2, 6, 6, 17, 14, 37, 26, 67, 42, 100
  • 2, 6, 6, 17, 14, 38, 26, 64, 42, 104
  • 2, 6, 6, 18, 14, 35, 26, 68, 42, 100
  • 2, 6, 6, 18, 14, 35, 26, 70, 42, 96
  • 4, 4, 12, 10, 28, 20, 52, 34, 84, 53
  • 4, 4, 12, 10, 28, 20, 52, 34, 84, 54
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