Ca Co O7 P2 Riou D, Labbe P, Goreaud M Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences 307 (1988) 1751-1756 Les pyrophosphates A(II)x M P2 O7: Synthese et etude structurale de Ba Co P2 O7 et Ba Ni P2 O7 _cod_database_code 1001374 _database_code_amcsd 0012303 6.5476 6.5441 6.5743 66.407 83.264 87.579 P-1 atom x y z Ca1 .12125 .79788 .73522 Co1 .35252 .22913 .89645 P1 .65607 .67868 .63701 P2 .14190 .74041 .23083 O1 .0590 .8592 .3759 O2 .3143 .8665 .0487 O3 .7372 .7458 .7893 O4 .3760 .1505 .6006 O5 .5843 .4227 .2534 O6 .9779 .6759 .1204 O7 .7603 .4790 .6033