Dollaseite-(Ce) Peacor D R, Dunn P J American Mineralogist 73 (1988) 838-842 Dollaseite-(Ce) (Magnesium orthite redefined): Structure refinement and implications for F + M2+ substitutions in epidote-group minerals Note: Mg3-x coordinate has been corrected _database_code_amcsd 0001187 8.934 5.721 10.176 90 114.3 90 P2_1/m atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Ca1 .7627 .75 .1480 .943 .0142 .0100 .0110 0 .0086 0 Ce1 .7627 .75 .1480 .057 .0142 .0100 .0110 0 .0086 0 Ca2 .5932 .75 .4261 .020 .0072 .0134 .0073 0 .0018 0 Ce2 .5932 .75 .4261 .98 .0072 .0134 .0073 0 .0018 0 Si1 .3439 .75 .0427 .0058 .0083 .0069 0 .0019 0 Si2 .6912 .25 .2784 .0069 .0087 .0079 0 .0036 0 Si3 .1877 .75 .3220 .0064 .0072 .0067 0 .0034 0 Mg1 0 0 0 .995 .0044 .0049 .0063 -.0005 .0024 -.0004 Fe1 0 0 0 .005 .0044 .0049 .0063 -.0005 .0024 -.0004 Al2 0 0 .5 .985 .0057 .0077 .0069 .0005 .0022 .0001 Fe2 0 0 .5 .015 .0057 .0077 .0069 .0005 .0022 .0001 Mg3 .3115 .25 .2127 .872 .0045 .0074 .0057 0 -.0009 0 Fe3 .3115 .25 .2127 .128 .0045 .0074 .0057 0 -.0009 0 O1 .2450 .9917 .0369 .0082 .0084 .0087 .0011 .0022 .0010 O2 .3120 .9743 .3615 .0104 .0104 .0078 -.0016 .0028 -.0012 O3 .8020 .0153 .3336 .0109 .0079 .0108 .0008 .0004 -.0008 F4 .0607 .25 .1457 .87 .0084 .0111 .0074 0 .0023 0 O4 .0607 .25 .1457 .13 .0084 .0111 .0074 0 .0023 0 O5 .0455 .75 .1564 .0061 .0122 .0044 0 .0004 0 O6 .0768 .75 .4172 .0106 .0099 .0141 0 .0080 0 O7 .5174 .75 .1806 .0053 .0152 .0088 0 -.0006 0 O8 .5474 .25 .3324 .0050 .0306 .0147 0 .0038 0 O9 .6154 .25 .1008 .0098 .0267 .0050 0 .0025 0 O10 .0917 .25 .4342 .0069 .0123 .0085 0 .0040 0 H .068 .25 .333 .02