O5 Rb Ta Ti
Rebbah A, Desgardin G, Raveau B
Journal of Solid State Chemistry 31 (1980) 321-328
Nonstoichiometric oxides with a layer structure: The compounds
A1-x(Ti1-xM1+x)O5
_cod_database_code 1001088
_database_code_amcsd 0013380
6.451 3.812 19. 90 90 90 Pnma
atom    x   y     z occ
Rb1  .798 .25 .8033
Ti1  .317 .25 .0338 .75
Ta1  .317 .25 .0338 .25
Ti2  .765 .25 .1071 .25
Ta2  .765 .25 .1071 .75
O1   .057 .25  .067
O2   .619 .25 -.002
O3   .470 .25  .118
O4   .799 .25  .203
O5   .197 .25  .928