Julgoldite-(Fe3+) Artioli G, Geiger C A, Dapiaggi M American Mineralogist 88 (2003) 1084-1090 The crystal chemistry of julgoldite-Fe3+ from Bombay, India, studied using synchrotron X-ray powder diffraction and 57Fe Mossbauer spectroscopy _database_code_amcsd 0003146 8.8879 6.0580 19.3321 90 97.498 90 A2/m atom x y z occ Uiso Ca(1) .258 1/2 .3392 .017 Ca(2) .1819 1/2 .1534 .017 FeX 1/2 .25 .25 .688 .012 AlX 1/2 .25 .25 .312 .012 FeY .2532 .250 .4956 .012 Si(1) .049 0 .0977 .006 Si(2) .168 0 .2479 .006 Si(3) .468 0 .4040 .006 O(1) .132 .233 .0793 .013 O(2) .269 .224 .2458 .013 O(3) .370 .228 .4102 .013 O(4) .123 1/2 .443 .013 OH(5) .116 0 .452 .013 O(6) .373 1/2 .043 .013 OH(7) .388 0 .035 .013 O(8) .038 0 .1811 .013 O(9) .464 1/2 .1718 .013 OH(10) .070 0 .3138 .013 OH(11) .509 1/2 .322 .013