Katophorite Hawthorne F C, Oberti R, Sardone N The Canadian Mineralogist 34 (1996) 577-593 Sodium at the A site in clinoamphiboles: the effects of composition on patterns of order Sample: A7 - D163 N.2 _database_code_amcsd 0005492 9.737 17.875 5.314 90 104.64 90 C2/m atom x y z occ Biso SiT1 .2811 .0869 .3004 .81 .44 AlT1 .2811 .0869 .3004 .19 .44 SiT2 .2924 .1738 .8141 .46 MgM1 0 .0903 .5 .75 .56 FeM1 0 .0903 .5 .25 .56 AlM2 0 .1784 0 .61 .55 TiM2 0 .1784 0 .02 .55 FeM2 0 .1784 0 .18 .55 MgM2 0 .1784 0 .19 .55 MgM3 0 0 0 .54 .53 FeM3 0 0 0 .46 .53 FeM4 0 .2797 .5 .02 .77 CaM4 0 .2797 .5 .28 .77 NaM4 0 .2797 .5 .20 .77 FeM4' 0 .2568 .5 .02 2.08 CaM4' 0 .2568 .5 .28 2.08 NaM4' 0 .2568 .5 .20 2.08 NaAm .0437 .5 .1004 .161 3.43 KAm .0437 .5 .1004 .005 3.43 NaA2 0 .4747 0 .229 2.95 KA2 0 .4747 0 .006 2.95 H .1880 0 .7562 .87 1.15 O1 .1054 .0923 .2094 .76 O2 .1191 .1743 .7438 .68 Oh3 .1098 0 .7085 .87 .86 F3 .1098 0 .7085 .13 .86 O4 .3694 .2520 .7959 .83 O5 .3536 .1386 .1053 .97 O6 .3423 .1188 .6040 .93 O7 .3372 0 .2801 1.14