Structure 9002908

9002907 << 9002908 >> 9002909
Original COD entry Download CIF Download DOT

Citation: Thompson, R. M.; Downs, R. T. (2003). Model pyroxenes I: Ideal pyroxene topologies Pyroxene #2 based on stacking sequence ABAC. Ideal analogue of protopyroxene, high-P protopyroxene. Note: Atoms Mg, Si, and O are assigned to atomic positions just for convenience.. American Mineralogist, 88, pp. 653-666.

Formula: Mg O3 Si

Cell parameters:

  • a = 6.53197264742 Å
  • b = 6 Å
  • c = 3.46410161514 Å
  • α = 90°
  • β = 90°
  • γ = 90°

List type: noninterleaving

List: 3D

Combined 3D structure and graph

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Linear Graph Knot

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, 30, 107, 241, 435, 693, 1021, 1418, 1843, 2344
  • 3, 30, 109, 242, 444, 703, 1032, 1421, 1865, 2362
  • 3, 32, 108, 241, 436, 703, 1029, 1414, 1865, 2374
  • 4, 35, 118, 257, 457, 734, 1062, 1462, 1918, 2405
  • 4, 38, 116, 261, 463, 734, 1075, 1452, 1902, 2428
  • 4, 39, 123, 260, 472, 736, 1070, 1467, 1918, 2415
  • 16, 71, 181, 357, 593, 899, 1263, 1674, 2168, 2696
  • 16, 71, 187, 357, 586, 888, 1241, 1652, 2138, 2664
  • 16, 75, 189, 356, 602, 893, 1258, 1695, 2158, 2679
  • 17, 75, 182, 356, 586, 891, 1249, 1671, 2155, 2689
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