Zunyite Baur W H, Ohta T Acta Crystallographica B38 (1982) 390-401 The Si5O16 pentamer in zunyite refined and empirical relations for individual silicon-oxygen bonds Locality: Zuni Mine, Colorado, USA Sample: M9003 _database_code_amcsd 0009753 13.8796 13.8796 13.8796 90 90 90 F-43m atom x y z occ Biso Si1 .25 .25 .25 .75 .37 Al1 .25 .25 .25 .25 .37 Si2 .11399 .11399 .11399 .30 Al1 .75 .75 .75 .30 Al2 .08565 .08565 .76675 .38 O1 .82472 .82472 .82472 .38 O2 .18128 .18128 .18128 1.07 O3 .27927 0 0 .67 O4 .17866 .17866 .54558 2/3 .68 F4 .17866 .17866 .54558 1/3 .68 O5 .13802 .13802 .00119 .49 Cl .5 .5 .5 .92 H1a .228 .228 .530 1/3 13.00 H1b .190 .190 .480 1/3 13.00 H2 .352 0 0 1.90