Structure 9014130

9014129 << 9014130 >> 9014132
Original COD entry Download CIF Download DOT

Citation: Uvarova, Y. A.; Sokolova, E. V.; Hawthorne, F. C.; Agakhanov, A. A.; Pautov, L. A. (2004). The crystal structure of arapovite, U4+(Ca,Na)2(K1-x_x)[Si8O20],x~0.5, a new mineral species of the steacyite group from the Dara-i-Pioz moraine, Tien-Shan Mountains, Tajikistan. The Canadian Mineralogist, 42, pp. 1005-1011.

Formula: Ba0.02 Ca1.34 Ce0.02 Dy0.02 K0.52 Na0.68 Nd0.04 O20 Pr0.01 Si8 Sm0.01 Th0.26 U0.59

Cell parameters:

  • a = 7.5505 Å
  • b = 7.5505 Å
  • c = 14.7104 Å
  • α = 90°
  • β = 90°
  • 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: Ba4 Ca6 Ce4 Dy2 Na4 Nd4 O40 Pr2 Si16 Sm2 Th2 U2 (Ba2 Ca3 Ce2 Dy Na2 Nd2 O20 Pr Si8 Sm Th U)

Multiplicity: 1

span 1 {1 1 1}