Structure 9000721

9000720 << 9000721 >> 9000722
Original COD entry Download CIF Download DOT

Citation: Winter, J. K.; Ghose, S. (1979). Thermal expansion and high-temperature crystal chemistry of the Al2SiO5 polymorphs T = 400 deg C. American Mineralogist, 64, pp. 573-586.

Formula: Al2 O5 Si

Cell parameters:

  • a = 7.1423 Å
  • b = 7.8724 Å
  • c = 5.5968 Å
  • α = 89.94°
  • β = 101.18°
  • γ = 105.99°

List type: noninterleaving

List: 3D

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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: Al8 O20 Si4 (Al2 O5 Si)

Multiplicity: 1

Coordination sequences:

  • 3, 17, 36, 82, 131, 213, 294, 406, 514, 638
  • 3, 17, 36, 89, 132, 225, 302, 425, 521, 655
  • 3, 18, 33, 79, 136, 207, 307, 397, 513, 652
  • 3, 18, 34, 86, 140, 221, 310, 412, 527, 672
  • 3, 18, 37, 84, 140, 220, 320, 415, 513, 686
  • 3, 18, 40, 87, 136, 223, 327, 408, 527, 672
  • 3, 18, 40, 99, 148, 218, 308, 424, 576, 671
  • 3, 18, 41, 94, 155, 219, 299, 435, 574, 659
  • 4, 8, 49, 95, 142, 215, 331, 428, 551, 691
  • 4, 8, 50, 88, 149, 215, 316, 443, 550, 699
  • 4, 22, 43, 81, 140, 223, 313, 406, 523, 628
  • 4, 22, 44, 83, 129, 225, 308, 403, 506, 623
  • 10, 27, 57, 104, 171, 249, 341, 455, 562, 701
  • 10, 28, 58, 94, 168, 266, 351, 435, 571, 685
  • 11, 26, 53, 96, 166, 259, 350, 440, 560, 705
  • 11, 28, 59, 100, 178, 249, 342, 458, 563, 698
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