Protolithionite Weiss Z, Rieder M, Smrcok L, Petricek V, Bailey S W European Journal of Mineralogy 5 (1993) 493-502 Refinement of the crystal structures of two "protolithionites" Sample : 3T Note: x-coordinate of M3 changed in order to obey symmetry constraints _database_code_amcsd 0006482 5.309 5.309 29.818 90 90 120 P3_112 atom x y z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) KMi -.1178 .1178 .8333 .92 .0265 .0265 .0008 .0136 -.0001 -.0001 NaMi -.1178 .1178 .8333 .03 .0265 .0265 .0008 .0136 -.0001 -.0001 RbMi -.1178 .1178 .8333 .04 .0265 .0265 .0008 .0136 -.0001 -.0001 CaMi -.1178 .1178 .8333 .01 .0265 .0265 .0008 .0136 -.0001 -.0001 FeM1 .8976 .4488 0 .67 .011 .011 .0002 .006 .0003 .0003 MnM1 .8976 .4488 0 .01 .011 .011 .0002 .006 .0003 .0003 LiM1 .8976 .4488 0 .12 .011 .011 .0002 .006 .0003 .0003 AlM2 .2356 .1178 0 .68 .011 .011 .0002 .010 -.0005 -.0005 FeM2 .2356 .1178 0 .25 .011 .011 .0002 .010 -.0005 -.0005 MnM2 .2356 .1178 0 .01 .011 .011 .0002 .010 -.0005 -.0005 FeM3 .5612 .7806 0 .67 .011 .011 .0004 .008 -.0004 -.0004 MnM3 .5612 .7806 0 .01 .011 .011 .0004 .008 -.0004 -.0004 LiM3 .5612 .7806 0 .25 .011 .011 .0004 .008 -.0004 -.0004 SiT1 .2212 -.2093 -.0913 .715 .010 .009 .0003 .0064 .0000 .0000 AlT1 .2212 -.2093 -.0913 .285 .010 .009 .0003 .0064 .0000 .0000 SiT2 .5496 .4454 -.0911 .77 .010 .007 .0002 .0048 -.0001 .0001 AlT2 .5496 .4454 -.0911 .23 .010 .007 .0002 .0048 -.0001 .0001 O1 .2330 -.1873 -.0362 .017 .023 .0005 .0011 -.0001 .0000 O2 .5372 .4269 -.0356 .019 .014 .0002 .009 .0001 .0002 O3 .3664 .1199 -.1132 .028 .014 .0004 .007 -.0001 .0001 O4 -.1163 .5963 -.1095 .018 .025 .0004 .007 -.0002 -.0003 O5 .4070 -.3622 -.1099 .028 .028 .0004 .020 .0004 .0004 OH -.0683 .1137 -.0343 .47 .011 .011 .0003 .002 .0000 -.0002 F -.0683 .1137 -.0343 .53 .011 .011 .0003 .002 .0000 -.0002