Structure 9001858

9001857 << 9001858 >> 9001859
Original COD entry Download CIF Download DOT

Citation: Hawthorne, F. C.; Della Ventura, G.; Robert, J.-L.; Welch, M. D.; Jenkins, D. M. (1997). A Rietveld and infrared study of synthetic amphiboles along the potassium-richterite-tremolite join Sample: Kr100. American Mineralogist, 82, pp. 708-716.

Formula: Ca K2 Mg5 Na O24 Si8

Cell parameters:

  • a = 10.0547 Å
  • b = 17.997 Å
  • c = 5.2746 Å
  • α = 90°
  • β = 104.832°
  • 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: Mg10 O48 Si16 (Mg5 O24 Si8)

Multiplicity: 1

Coordination sequences:

  • 2, 6, 8, 25, 27, 68, 47, 112, 89, 202
  • 2, 6, 8, 26, 28, 68, 46, 116, 91, 198
  • 2, 6, 9, 25, 23, 62, 51, 126, 89, 197
  • 2, 8, 12, 35, 30, 74, 56, 124, 91, 215
  • 3, 12, 13, 36, 32, 76, 56, 135, 99, 217
  • 3, 12, 17, 41, 27, 72, 59, 140, 103, 228
  • 4, 5, 18, 21, 55, 40, 94, 71, 168, 124
  • 4, 6, 18, 18, 49, 38, 95, 74, 172, 119
  • 4, 15, 15, 38, 30, 72, 57, 135, 100, 225
  • 6, 9, 26, 21, 56, 46, 102, 76, 176, 123
  • 6, 9, 26, 22, 54, 42, 106, 80, 182, 126
  • 6, 10, 28, 22, 52, 40, 96, 78, 188, 128
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