Struvite Abbona F, Calleri M, Ivaldi G Acta Crystallographica B40 (1984) 223-227 Synthetic struvite MgNH4PO4*6H2O: Correct polarity and surface features of some complementary forms Locality: synthetic _database_code_amcsd 0019944 6.955 6.142 11.218 90 90 90 Pmn2_1 atom x y z Uiso Mg 0 .6232 .6283 .0176 N 0 .6341 .2673 .0332 H1 0 .761 .224 .0397 H2 0 .666 .348 .0397 H3 .895 .551 .248 .0397 P 0 .0065 .0005 .0043 O1 0 .0220 .1378 .0226 O2 0 .2380 .9465 .0218 O3 .8179 .8863 .9584 .0211 OW1 0 .3163 .7137 .0376 H11 0 .305 .785 .0449 H12 0 .184 .685 .0449 OW2 0 .9214 .5356 .0406 H21 .897 .986 .503 .0489 OW3 .7825 .7369 .7382 .0265 H31 .815 .795 .806 .0319 H32 .720 .815 .702 .0319 OW4 .7892 .5147 .5148 .0321 H41 .768 .387 .512 .0385 H42 .702 .590 .493 .0385