Structure 9003384

9003383 << 9003384 >> 9003385
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Citation: Thompson, R. M.; Downs, R. T. (2004). Model pyroxenes II: Structural variation as a function of tetrahedral rotation model with O3-O3-O3 angle = 200 and model oxygen radius = 1 Note: Atoms Mg, Si, and O are assigned to atomic positions for convenience. American Mineralogist, 89, pp. 614-628.

Formula: Mg O3 Si

Cell parameters:

  • a = 7.608 Å
  • b = 6.823 Å
  • c = 3.939 Å
  • α = 90°
  • β = 113.4°
  • γ = 90°

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: Mg8 O24 Si8 (Mg O3 Si)

Multiplicity: 1

Coordination sequences:

  • 3, 24, 75, 142, 238, 349, 487, 648, 845, 1021
  • 3, 27, 74, 143, 243, 342, 494, 656, 824, 1042
  • 4, 28, 63, 130, 218, 321, 466, 610, 776, 1006
  • 10, 39, 94, 170, 262, 386, 532, 690, 891, 1096
  • 13, 42, 94, 169, 274, 377, 536, 706, 875, 1092
  • 15, 44, 92, 175, 260, 397, 542, 674, 897, 1120
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