Schorl Bloodaxe E S, Hughes J M, Dyar M D, Grew E S, Guidotti C V American Mineralogist 84 (1999) 922-928 Linking structure and chemistry in the schorl-dravite series Sample 108749 Locality: Madagascar _database_code_amcsd 0002238 15.939 15.939 7.146 90 90 120 R3m atom x y z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) NaX 0 0 .25 .711 .00202 .00202 .0091 .00101 0 0 CaX 0 0 .25 .100 .00202 .00202 .0091 .00101 0 0 KX 0 0 .25 .043 .00202 .00202 .0091 .00101 0 0 FeY .27140 .54280 .32225 .411 .00082 .00110 .00571 .00055 .000385 .00077 MgY .27140 .54280 .32225 .136 .00082 .00110 .00571 .00055 .000385 .00077 AlY .27140 .54280 .32225 .428 .00082 .00110 .00571 .00055 .000385 .00077 TiY .27140 .54280 .32225 .016 .00082 .00110 .00571 .00055 .000385 .00077 VY .27140 .54280 .32225 .002 .00082 .00110 .00571 .00055 .000385 .00077 LiY .27140 .54280 .32225 .002 .00082 .00110 .00571 .00055 .000385 .00077 ZnY .27140 .54280 .32225 .002 .00082 .00110 .00571 .00055 .000385 .00077 AlZ .29802 .26158 .63386 .927 .00050 .00049 .00161 .000245 -.00007 .00004 MgZ .29802 .26158 .63386 .073 .00050 .00049 .00161 .000245 -.00007 .00004 SiT .19205 .19007 .02373 .972 .00055 .00052 .00218 .00027 -.00002 -.000115 AlT .19205 .19007 .02373 .028 .00055 .00052 .00218 .00027 -.00002 -.000115 B .10995 .21990 .4766 .00090 .0007 .0022 .00035 .00005 .0001 O1 0 0 .7984 .233 .0028 .0028 .0038 .0014 0 0 OH1 0 0 .7984 .465 .0028 .0028 .0038 .0014 0 0 F1 0 0 .7984 .302 .0028 .0028 .0038 .0014 0 0 O2 .06111 .12222 .5082 .00193 .00079 .0040 .000395 .00000 .00000 OH3 .2660 .1330 .5326 .00242 .00125 .0025 .00121 .00000 .00000 O4 .09313 .18626 .0940 .00095 .00175 .0039 .000885 -.00015 -.0003 O5 .1858 .0929 .1168 .00180 .00086 .0041 .00090 .00015 .0003 O6 .19696 .18640 .7984 .00099 .00119 .0025 .000545 -.0001 -.0002 O7 .28589 .28604 .1022 .00083 .00076 .0031 .000205 -.0001 -.00025 O8 .20956 .27008 .4632 .00074 .00105 .0040 .00049 .00005 .00045