Structure 9002843

9002842 << 9002843 >> 9002844
Original COD entry Download CIF Download DOT

Citation: Lanson, B.; Drits, V. A.; Feng, Q.; Manceau, A. (2002). Structure of synthetic Na-rich birnessite: Evidence for a triclinic one-layer unit cell. American Mineralogist, 87, pp. 1662-1671.

Formula: H2.72 Mn0.5 Na0.364 O2.544

Cell parameters:

  • a = 2.9513 Å
  • b = 2.9547 Å
  • c = 7.334 Å
  • α = 78.72°
  • β = 101.79°
  • γ = 122.33°

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 2

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

Dimensionality: 2

Formula: Na2 O2 (Na O)

Multiplicity: 1

Coordination sequences:

  • 5, 7, 17, 18, 27, 28, 37, 38, 47, 48
  • 5, 10, 15, 20, 25, 30, 35, 40, 45, 50
span 1 {1 1 1}

CIF datablock 1, entity 2 of 2

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

Dimensionality: 2

Formula: Mn O2 (Mn O2)

Multiplicity: 1

Coordination sequences:

  • 3, 21, 39, 57, 75, 93, 111, 129, 147, 165
  • 12, 30, 48, 66, 84, 102, 120, 138, 156, 174
span 1 {1 1 1}