Structure 9001061

9001060 << 9001061 >> 9001062
Original COD entry Download CIF Download DOT

Citation: Raudsepp, M.; Turnock, A. C.; Hawthorne, F. C.; Sherriff, B. L.; Hartman, J. S. (1987). Characterization of synthetic pargasitic amphiboles (NaCa2Mg4M3+Si6Al2O22(OH,F)2; M3+ = Al,Cr,Ga,Sc,In) by infrared spectroscopy, Rietveld structure refinement, and 27Al, 29Si, and 19F MAS NMR spectroscopy Sample: FCrPA-A3. American Mineralogist, 72, pp. 580-593.

Formula: Al2 Ca2 Cr0.48 F2 Mg4.52 Na O22 Si6

Cell parameters:

  • a = 9.8402 Å
  • b = 17.9800 Å
  • c = 5.2914 Å
  • α = 90°
  • β = 105.108°
  • γ = 90°

List type: noninterleaving

List: 3D

Combined 3D structure and graph

span 1 {1 1 1}
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JSmol combined CIF view

Linear Graph Knot

Molecules

CIF datablock 0, entity 1 of 1

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

Dimensionality: 3

Formula: Al16 Cr8 F4 Mg10 O44 Si16 (Al8 Cr4 F2 Mg5 O22 Si8)

Multiplicity: 1

span 1 {1 1 1}