Co3(HPO4)2(OH)2 Pizarro J, Villeneuve G, Hagenmuller P, Le Bail A Journal of Solid State Chemistry 92 (1991) 273-285 Synthesis, crystal structure, and magnetic properties of Co3(HPO4)2(OH)2 related to the mineral lazulite _cod_database_code 1000101 _database_code_amcsd 0013714 7.531 7.516 7.700 90 121.91 90 P2_1/n atom x y z Co1 .2244 .2734 .9806 Co2 .5 0 0 P .9973 .1170 .2635 O1 .2177 .0293 .3896 O2 .6728 .4862 .3538 O3 .0153 .2486 .1063 O4 .5432 .7317 .0997 O5 .0260 .6281 .2745