Nb3 O15 P3 Rb Borel M, Benabbas A, Rebbah H, Grandin A, Leclaire A, Raveau B European Journal of Solid State and Inorganic Chemistry 27 (1990) 525-535 A large family of niobium phosphate bronzes and bronzoids with KNb3P3O15 structure _cod_database_code 1001461 _database_code_amcsd 0012531 13.352 14.760 6.457 90 90 90 Pnnm atom x y z occ Nb1 .4372 .3877 0 Nb2 .6906 .2751 0 Nb3 .3585 -.0243 0 Rb1 .0098 .3270 .044 .5 P1 .2718 .2044 0 P2 .3736 .3802 .5 P3 .2073 .5049 0 O1 .5 .5 0 O2 .301 .448 0 O3 .360 .267 0 O4 .564 .324 0 O5 .4415 .3872 .307 O6 .768 .3944 0 O7 .634 .1511 0 O8 .829 .2148 0 O9 .7039 .2792 .313 O10 .296 .4549 .5 O11 .311 .1065 0 O12 .1409 .4819 .190 O13 .5 0 0