Structure 9005316

9005315 << 9005316 >> 9005317
Original COD entry Download CIF Download DOT

Citation: Folco, L.; Mellini, M. (1997). Crystal chemistry of meteoritic kirschsteinite Sample: KIR2 Note: U(1,1) of O1 altered to reproduce Uiso. European Journal of Mineralogy, 9, pp. 969-973.

Formula: Ca Fe0.69 Mg0.31 O4 Si

Cell parameters:

  • a = 4.875 Å
  • b = 11.164 Å
  • c = 6.447 Å
  • α = 90°
  • β = 90°
  • γ = 90°

List type: interleaving

List: 2D

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Molecules

CIF datablock 0, entity 1 of 2

Basis: (1;0;0 0;0;1)

Dimensionality: 2

Formula: Fe2 Mg2 O8 Si2 (Fe Mg O4 Si)

Multiplicity: 1

Coordination sequences:

  • 1, 8, 8, 22, 36, 26, 46, 64, 44, 70
  • 2, 10, 12, 29, 33, 37, 51, 58, 54, 81
  • 3, 14, 11, 33, 38, 35, 57, 60, 53, 85
  • 3, 19, 18, 27, 39, 44, 45, 71, 64, 69
  • 6, 13, 21, 24, 45, 41, 48, 65, 67, 66
  • 9, 8, 22, 36, 26, 46, 64, 44, 70, 92
span 1 {1 1 1}

CIF datablock 1, entity 2 of 2

Basis: (1;0;0 0;0;1)

Dimensionality: 2

Formula: Fe2 Mg2 O8 Si2 (Fe Mg O4 Si)

Multiplicity: 1

Coordination sequences:

  • 1, 8, 8, 22, 36, 26, 46, 64, 44, 70
  • 2, 10, 12, 29, 33, 37, 51, 58, 54, 81
  • 3, 14, 11, 33, 38, 35, 57, 60, 53, 85
  • 3, 19, 18, 27, 39, 44, 45, 71, 64, 69
  • 6, 13, 21, 24, 45, 41, 48, 65, 67, 66
  • 9, 8, 22, 36, 26, 46, 64, 44, 70, 92
span 1 {1 1 1}