Wenkite Merlino S Acta Crystallographica B30 (1974) 1262-1266 The crystal structure of wenkite Locality: Candoglia, Italy _database_code_amcsd 0009505 13.511 13.511 7.462 90 90 120 P-62m atom x y z occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) Ba1 0 0 .5 .875 .0042 .0042 .0068 .0021 0 0 K1 0 0 .5 .125 .0042 .0042 .0068 .0021 0 0 Ba2 .3932 0 .5 .875 .0015 .0024 .0136 .00075 0 0 K2 .3932 0 .5 .125 .0015 .0024 .0136 .00075 0 0 Ca1 .4988 .2743 0 .9167 .0025 .0037 .0155 .0010 0 0 Na1 .4988 .2743 0 .0833 .0025 .0037 .0155 .0010 0 0 Si1 .2666 .1336 .2178 .6 .8 Al1 .2666 .1336 .2178 .4 .8 Si2 .4380 .3008 .5 .56 .4 Al2 .4380 .3008 .5 .44 .4 Si3 2/3 1/3 .397 .11 .4 Al3 2/3 1/3 .397 .39 .4 S .5200 .5200 0 1.3 O1 .296 .145 0 .2 O2 .392 .215 .317 1.4 O3 .216 0 .294 .8 O4 .170 .170 .275 1.0 O5 .399 .399 .5 2.2 O6 .580 .378 .5 1.3 O7 2/3 1/3 .170 .5 3.0 OH7 2/3 1/3 .170 .5 3.0 O8 .421 .402 -.049 .25 .9 O9 .492 .606 .074 .25 2.6 O10 .599 .553 -.158 .25 1.6 O11 .591 .499 .154 .25 2.9