Structure 2106179

2106178 << 2106179 >> 2106181
Original COD entry Download CIF Download DOT

Citation: Bindi, L.; Chapuis, G.; Bonazzi, P.; Petricek, V.; Dusek, M. (2001). Five-dimensional structure refinement of natural melilite, (Ca1.89 Sr0.01 Na0.08 K0.02) (Mg0.92 Al0.08) (Si1.98 Al0.02) O7. Acta Crystallographica B (39,1983-), 57, pp. 739-746.

Formula: Ca2 Mg O7 Si2

Chemical name: Ca2 Mg (Si2 O7)

Cell parameters:

  • a = 7.86 Å
  • b = 7.86 Å
  • c = 5.024 Å
  • α = 90°
  • β = 90°
  • γ = 90°

List type: noninterleaving

List: 2D

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)

Dimensionality: 2

Formula: Mg2 O14 Si4 (Mg O7 Si2)

Multiplicity: 1

Coordination sequences:

  • 1, 3, 3, 9, 8, 21, 12, 31, 15, 38
  • 2, 6, 4, 12, 10, 26, 14, 34, 18, 46
  • 2, 6, 5, 15, 9, 22, 14, 36, 17, 43
  • 4, 3, 9, 8, 21, 12, 31, 15, 38, 20
  • 4, 4, 12, 8, 20, 12, 32, 16, 40, 20
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