Pyrosmalite-(Mn) Kato T, Takeuchi Y The Canadian Mineralogist 21 (1983) 1-6 The pyrosmalite group of minerals I. Structure refinement of Manganpyrosmalite Sample 1: Iron-rich manganpyrosmalite, Kyurazawa mine, Japan _database_code_amcsd 0005191 13.391 13.391 7.139 90 90 120 P-3m1 atom x y z occ Biso MnM1 0 0 0 .56 1.17 FeM1 0 0 0 .44 1.17 MnM2 .2549 0 0 .56 .84 FeM2 .2549 0 0 .44 .84 MnM3 .5 0 0 .56 .73 FeM3 .5 0 0 .44 .73 MnM4 .5026 .2513 .0222 .56 .64 FeM4 .5026 .2513 .0222 .44 .64 Si .4375 .1046 .6245 .97 .54 Fe .4375 .1046 .6245 .03 .54 O1 .3413 0 .5 1.11 O2 .5640 .1280 .5582 .98 O3 .4316 .2158 .5551 .87 O4 .4199 .0841 .8491 .68 Cl1 .1680 .0840 .7756 .55 2.09 OH1 .1680 .0840 .7756 .45 2.09 OH2 .3366 .1683 .1330 .91 OH3 .5809 .1618 .1450 .89 OH4 1/3 2/3 .1218 .40