Structure 9010122

9010121 << 9010122 >> 9010123
Original COD entry Download CIF Download DOT

Citation: Diego Gatta, G.; Nestola, F.; Bromiley, G. D.; Loose, A. (2006). New insight into crystal chemistry of topaz: a multi-methodological study Sample: X-ray refinement at T = 298 K Note: x(F4) corrected. American Mineralogist, 91, pp. 1839-1846.

Formula: Al2 F2 O4 Si

Cell parameters:

  • a = 4.6601 Å
  • b = 8.8260 Å
  • c = 8.3778 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: Al8 F8 O16 Si4 (Al2 F2 O4 Si)

Multiplicity: 1

Coordination sequences:

  • 2, 14, 29, 56, 95, 152, 202, 275, 347, 427
  • 3, 14, 21, 64, 99, 142, 202, 273, 336, 454
  • 3, 14, 22, 58, 82, 163, 185, 274, 337, 423
  • 3, 14, 24, 70, 100, 152, 207, 285, 357, 442
  • 4, 8, 38, 50, 110, 149, 216, 273, 378, 439
  • 8, 16, 39, 71, 115, 159, 227, 290, 373, 463
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