Structure 9003108

9003107 << 9003108 >> 9003109
Original COD entry Download CIF Download DOT

Citation: Nestola, F.; Tribaudino, M.; Ballaran, T. B. (2004). High pressure behavior, transformation and crystal structure of synthetic iron-free pigeonite Sample: P = 0 GPa. American Mineralogist, 89, pp. 189-196.

Formula: Ca0.15 Mg1.85 O6 Si2

Cell parameters:

  • a = 9.646 Å
  • b = 8.842 Å
  • c = 5.201 Å
  • α = 90°
  • β = 108.35°
  • γ = 90°

List type: noninterleaving

List: 3D

Combined 3D structure and graph

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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: Ca4 Mg8 O24 Si8 (Ca Mg2 O6 Si2)

Multiplicity: 1

Coordination sequences:

  • 2, 5, 9, 18, 33, 49, 71, 103, 113, 136
  • 2, 6, 10, 30, 32, 64, 62, 108, 116, 204
  • 2, 6, 12, 28, 34, 62, 56, 114, 112, 208
  • 3, 9, 11, 30, 35, 67, 70, 129, 104, 183
  • 3, 9, 12, 29, 32, 70, 71, 128, 101, 186
  • 3, 9, 13, 28, 33, 69, 70, 129, 98, 189
  • 4, 6, 18, 23, 53, 47, 87, 92, 162, 138
  • 4, 7, 17, 21, 47, 53, 107, 83, 141, 128
  • 4, 7, 17, 25, 51, 44, 90, 86, 168, 139
  • 4, 8, 11, 30, 35, 67, 67, 132, 103, 184
  • 5, 6, 16, 22, 46, 54, 106, 84, 148, 121
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