Structure 1200014

1200010 << 1200014 >> 1200015
Original COD entry Download CIF Download DOT

Citation: Beran, A.; Zemann, J. (1977). Refinement and comparison of the crystal structures of a dolomite and of an Fe-rich ankerite. TMPM, Tschermaks Mineralogische und Petrographische Mitteilungen, 24, pp. 279-286.

Formula: C2 Ca Mg O6

Chemical name: Calcium magnesium carbonate

Cell parameters:

  • a = 4.812(1) Å
  • b = 4.812(1) Å
  • c = 16.020(3) Å
  • α = 90°
  • β = 90°
  • γ = 120°

List type: interleaving

List: 2D

Combined 3D structure and graph

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JSmol combined CIF view

Linear Graph Knot

Molecules

CIF datablock 0, entity 1 of 3

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

Dimensionality: 2

Formula: C2 Mg O6 (C2 Mg O6)

Multiplicity: 1

Coordination sequences:

  • 2, 7, 7, 18, 11, 27, 16, 36, 20, 45
  • 3, 3, 15, 12, 21, 9, 33, 24, 39, 15
  • 6, 6, 12, 6, 24, 18, 30, 12, 42, 30
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CIF datablock 1, entity 2 of 3

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

Dimensionality: 2

Formula: C2 Mg O6 (C2 Mg O6)

Multiplicity: 1

Coordination sequences:

  • 2, 7, 7, 18, 11, 27, 16, 36, 20, 45
  • 3, 3, 15, 12, 21, 9, 33, 24, 39, 15
  • 6, 6, 12, 6, 24, 18, 30, 12, 42, 30
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CIF datablock 2, entity 3 of 3

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

Dimensionality: 2

Formula: C2 Mg O6 (C2 Mg O6)

Multiplicity: 1

Coordination sequences:

  • 2, 7, 7, 18, 11, 27, 16, 36, 20, 45
  • 3, 3, 15, 12, 21, 9, 33, 24, 39, 15
  • 6, 6, 12, 6, 24, 18, 30, 12, 42, 30
span 1 {1 1 1}