Guerinite Catti M, Ferraris G Acta Crystallographica B30 (1974) 1789-1794 Crystal structure of Ca5(HAsO4)2(AsO4)2*9H2O (guerinite) Locality: synthetic _database_code_amcsd 0009510 17.630 6.734 23.470 90 90.6 90 P2_1/n atom x y z occ Biso Ca1 .5497 .4225 .3794 1.7 Ca2 .4515 .8850 .4333 1.5 Ca3 .4521 .7754 .2712 1.9 Ca4 .5155 .2668 .2140 1.8 Ca5 .2248 .5102 .2820 1.8 Ca6 .2194 .0573 .4876 1.7 As1 .5981 .9483 .3379 1.1 As2 .4020 .2581 .3188 1.2 As3 .3328 .5099 .1686 1.1 As4 .4032 .3719 .4830 1.3 As5 .5473 .7671 .1521 2.0 O1 .561 .008 .275 .3 O2 .687 .868 .325 4.4 O3 .537 .754 .357 2.9 O4 .614 .124 .387 3.2 O5 .388 .095 .268 .5 O6 .447 .172 .374 .0 O7 .460 .438 .299 3.3 O8 .327 .344 .336 2.3 O9 .306 .604 .105 1.9 O10 .339 .679 .219 .8 O11 .414 .417 .162 1.2 O12 .271 .355 .190 4.6 O13 .456 .166 .497 .0 O14 .321 .287 .449 .3 O15 .372 .507 .542 1.8 O16 .442 .520 .440 4.8 O17 .487 .953 .164 1.1 O18 .505 .616 .098 .8 O19 .634 .835 .132 4.0 O20 .557 .630 .210 1.4 Wat1 .361 .773 .354 1.4 Wat2 .346 .874 .499 1.2 Wat3 .636 .442 .298 4.9 Wat4 .624 .242 .156 4.8 Wat5 .158 .491 .377 1.2 Wat6 .210 -.061 .584 5.2 Wat7 .179 .726 .472 3.8 Wat8 .084 .115 .505 5.5 Wat9 .225 .382 .546 5.6 Wat10 .736 .732 .216 4.0 Ca7 .476 .142 .031 .17 .9 Ca8 .545 .071 .051 .08 .7