Structure 9015989

9015988 << 9015989 >> 9015991
Original COD entry Download CIF Download DOT

Citation: Zheng, H.; Bailey, S. W. (1997). Refinement of an amesite-2H1 polytype from Postmasburg, South Africa Note: polytype 2H1. Clays and Clay Minerals, 45, pp. 301-310.

Formula: Al2 H4 Mg2 O9 Si

Cell parameters:

  • a = 5.299 Å
  • b = 9.181 Å
  • c = 14.050 Å
  • α = 90.06°
  • β = 90.30°
  • γ = 90.00°

List type: interleaving

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 2

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

Dimensionality: 2

Formula: Al10 H8 Mg6 O18 Si4 (Al5 H4 Mg3 O9 Si2)

Multiplicity: 1

span 1 {1 1 1}

CIF datablock 1, entity 2 of 2

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

Dimensionality: 2

Formula: Al10 H8 Mg6 O18 Si4 (Al5 H4 Mg3 O9 Si2)

Multiplicity: 1

Coordination sequences:

  • 1, 6, 14, 41, 58, 88, 109, 122, 158, 167
  • 1, 6, 16, 45, 66, 86, 114, 127, 154, 177
  • 1, 6, 17, 47, 68, 83, 124, 129, 156, 185
  • 1, 6, 17, 49, 70, 81, 122, 129, 156, 185
  • 4, 6, 18, 33, 68, 71, 93, 127, 127, 155
  • 4, 8, 22, 38, 67, 82, 96, 122, 141, 158
  • 4, 8, 22, 40, 69, 88, 101, 125, 148, 163
  • 5, 12, 22, 49, 62, 87, 108, 119, 152, 165
  • 5, 12, 24, 53, 66, 84, 113, 123, 150, 181
  • 6, 14, 26, 51, 67, 87, 107, 124, 149, 164
  • 6, 14, 28, 55, 71, 81, 118, 128, 147, 188
  • 7, 14, 41, 58, 88, 109, 122, 158, 167, 191
  • 7, 16, 45, 66, 86, 114, 127, 154, 177, 193
  • 7, 17, 47, 68, 83, 124, 129, 156, 185, 196
  • 7, 17, 49, 70, 81, 122, 129, 156, 185, 196
  • 7, 20, 29, 60, 73, 102, 127, 139, 174, 188
  • 7, 20, 29, 62, 81, 99, 135, 147, 167, 199
  • 7, 20, 31, 68, 86, 106, 143, 145, 178, 198
  • 8, 18, 41, 55, 90, 108, 122, 159, 166, 191
  • 8, 20, 45, 63, 87, 114, 130, 151, 179, 192
  • 8, 23, 38, 67, 93, 110, 140, 155, 177, 200
  • 9, 28, 47, 70, 97, 108, 139, 159, 173, 205
  • 10, 29, 48, 70, 97, 110, 136, 160, 174, 203
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