Milarite Hawthorne F C, Kimata M, Cerny P, Ball N A, Rossman G R, Grice J D American Mineralogist 76 (1991) 1836-1856 The crystal chemistry of the milarite-group minerals sample #25 from Guanajuato Note: U(1,2) of WatB/NaB changed to match symmetry constraints _database_code_amcsd 0001415 10.410 10.410 13.845 90 90 120 P6/mcc atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) CaA 1/3 2/3 .2437 .5 .0189 NaB 1/3 2/3 .0404 .047 0.0685 0.0685 0.0695 .03425 0 0 WatB 1/3 2/3 .0404 .167 0.0685 0.0685 0.0695 .03425 0 0 KC 0 0 .25 0.0206 0.0206 0.0204 0.0103 0 0 Si1 .08239 .33642 .11217 0.0100 0.0117 0.0067 0.0053 -.0005 -.0008 Al2 0 .5 .25 .27 0.0110 0.0101 0.0074 0.0055 0 0 Be2 0 .5 .25 .73 0.0110 0.0101 0.0074 0.0055 0 0 O1 .0954 .3835 0 0.0290 0.0222 0.0071 0.0128 0 0 O2 .1957 .2761 .1342 0.0178 0.0244 0.0160 0.0146 -.0017 -.0029 O3 .1160 .4730 .1804 0.0145 0.0138 0.0104 0.0074 -.0003 -.0028