Ge4 K10 Nb22 O68
Choisnet J, Hervieu M, Groult D, Raveau B
Materials Research Bulletin 12 (1977) 621-627
Nouvelles phases multiples obtenues par intercroissance des reseaux
"M6X4O26" et "M8O21": les oxydes K10(M8O21)2*M6X4O26 (M=Nb,Ta)(X=Ge,Si)
_cod_database_code 1001276
_database_code_amcsd 0014256
9.112 9.112 20.01 90 90 120 P-62m
atom    x    y    z  occ
K1   .344    0    0 .833
K2   .598    0 .297 .833
K3   .547    0   .5 .833
Nb1  .744    0 .090
Nb2  .251    0 .215
Nb3  .234    0 .403
Nb4   1/3  2/3 .149
Ge1   1/3  2/3 .410
O1    .79    0    0
O2   .179    0 .106
O3   .822 .509 .092
O4   .182 .502 .209
O5   .795    0 .193
O6   .202    0 .310
O7   .206 .483 .367
O8   .252    0   .5
O9   .799    0 .412
O10   1/3  2/3   .5