Chloritoid Koch-Muller M, Abs-Wurmbach I, Langer K, Shaw C, Wirth R, Gottschalk M European Journal of Mineralogy 12 (2000) 293-314 Synthetic and natural Fe-Mg chloritoid: structural, spectroscopic and thermodynamic studies Sample: MKM-97-4 _database_code_amcsd 0006828 9.467 5.466 9.140 96.67 101.04 90.0 C-1 atom x y z occ AlM1A .25 .25 0 .9825 FeM1A .25 .25 0 .0175 AlM2A 0 .5 .5 FeM1B .0882 .7501 .0048 .51 MgM1B .0882 .7501 .0048 .485 AlM2B1 .25 .25 .5 AlM2B2 .25 .75 .5 SiT .4748 .4409 .3183 OH1A .1028 .4188 .0880 OH1B .2621 .9311 .0910 O1C .4336 .4438 .1335 O2A .3849 .2306 .3808 O2B .3961 .6682 .4015 O2C .1304 .0055 .4237 O2D .1446 .4775 .3495