O5 P Ta Chahboun H, Groult D, Hervieu M, Raveau B Journal of Solid State Chemistry 65 (1986) 331-342 beta Nb P O5 and beta Ta P O5: Bronzoids, second members of the monophosphate tungsten bronze series (P O2)4 (W O3)2M _cod_database_code 1001681 _database_code_amcsd 0013588 13.07 5.281 13.24 90 120.4 90 P2_1/c atom x y z Ta1 .4323 .248 .3007 Ta2 .9389 .249 .1327 P1 .150 .25 .053 P2 .652 .25 .084 O1 0 0 .25 O2 .5 .5 .25 O3 .878 0 .016 O4 .878 .5 .018 O5 .378 .5 .377 O6 .377 0 .377 O7 .787 .25 .133 O8 .279 .25 .154 O9 .597 .25 .452 O10 .078 .25 .117