Al0.8 K5 Nb7.2 O34 P5
Leclaire A, Guerioune M, Borel M, Grandin A, Raveau B
European Journal of Solid State and Inorganic Chemistry 29 (1992) 473-483
Insertion of potassium in the alpha-K4Nb8P5O34 structure: the
niobium phosphates alpha-K5Nb8-xMxP5O34
_cod_database_code 1001507
_database_code_amcsd 0012555
13.747 6.446 20.588 90 124.94 90 P2/c
atom      x      y      z  occ
Nb1   .1999 -.0253  .0676 .378
Al1   .1999 -.0253  .0676 .042
Nb2   .1513 -.0167  .0541 .522
Al2   .1513 -.0167  .0541 .058
Nb3  .24595      0 .26820   .9
Al3  .24595      0 .26820   .1
Nb4   .5459  .7821 .35557   .9
Al4   .5459  .7821 .35557   .1
Nb5   .7521  .7755 .56867   .9
Al5   .7521  .7755 .56867   .1
P1        0  .1551    .25
P2    .2195  .4955  .0519
P3    .3068  .4999  .3196
K1       .5  .2818    .25
K2    .4279  .7403  .5221
K3    .0046   .659  .1357  .62
K4     .041   .523  .1297  .38
O1        0      0      0
O2    .1939  -.017  .1638
O3    .3494  -.017  .1229
O4    .1748  -.051 -.0330
O5    .1712   .285  .0569
O6    .1484   .668  .0601
O7    .4098  -.032  .3195
O8    .2774   .036  .3796
O9    .0730   .018  .2324
O10   .2492   .313  .2642
O11   .2274   .689  .2750
O12   .6032   .783  .4713
O13   .4315   .532  .3413
O14   .6471   .513  .3828
O15      .5   .734    .25
O16   .6839   .537  .6038
O17   .8007   .513  .5300
O18   .9166   .707  .6761