Boggsite Zanardi S, Cruciani G, Alberti A, Galli E American Mineralogist 89 (2004) 1033-1042 Dehydration and rehydration process in boggsite: an in-situ X-ray single-crystal study Note: Ca represents an unknown distribution across the Ca sites of [Ca.806,Mg.138,Na.041,K.007,Fe.006,Sr.001] Note: Reported occupancies are discrepant with reported formula. Sample: BOG-150-R, T = 150 C _database_code_amcsd 0003583 20.087 23.800 12.805 90 90 90 Imma atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Al1 .18746 .18525 .6732 .23 .0350 .0373 .0286 .0390 .0004 .0040 -.0033 Si1 .18746 .18525 .6732 .77 .0350 .0373 .0286 .0390 .0004 .0040 -.0033 Al2 .18913 .02434 .3300 .31 .0375 .0420 .0394 .0308 .0016 -.0062 -.0018 Si2 .18913 .02434 .3300 .69 .0375 .0420 .0394 .0308 .0016 -.0062 -.0018 Al3 .07719 .18446 .8389 .24 .0357 .0326 .0277 .0466 .0021 .0018 .0037 Si3 .07719 .18446 .8389 .76 .0357 .0326 .0277 .0466 .0021 .0018 .0037 Al4 .07795 .02185 .1630 .22 .0340 .0314 .0380 .0324 .0011 -.0002 .0022 Si4 .07795 .02185 .1630 .78 .0340 .0314 .0380 .0324 .0011 -.0002 .0022 Al5 .21920 .08338 .5392 .06 .0351 .0358 .0341 .0351 -.0020 .0004 -.0065 Si5 .21920 .08338 .5392 .94 .0351 .0358 .0341 .0351 -.0020 .0004 -.0065 Al6 .12437 .08371 .9614 .01 .0363 .0371 .0330 .0386 -.0021 -.0022 .0065 Si6 .12437 .08371 .9614 .99 .0363 .0371 .0330 .0386 -.0021 -.0022 .0065 O1 .1822 .25 .6347 .053 .079 .028 .050 0 .004 0 O2 .1191 .1664 .7341 .054 .047 .053 .059 -.004 .012 -.006 O3 .1942 .1448 .5714 .061 .085 .042 .054 .014 -.001 -.017 O4 .1927 .0704 .4237 .060 .083 .052 .043 .001 -.017 -.014 O5 .1165 .0316 .2729 .065 .061 .084 .050 .012 -.016 -.009 O6 .0885 .25 .8668 .058 .077 .029 .065 0 .002 0 O7 0 .1702 .8095 .061 .027 .069 .087 0 0 .012 O8 0 .0265 .1906 .072 .034 .088 .093 0 0 -.022 O9 .1863 .0395 .6210 .075 .116 .050 .057 -.014 .017 .004 O10 .1019 .1463 .9374 .060 .089 .034 .055 .005 -.009 .007 O11 .0995 .0667 .0749 .071 .103 .061 .047 -.006 .016 .017 O12 .2026 .0782 .9558 .092 .038 .118 .117 -.001 -.001 .025 O13 .0925 .0430 .8741 .068 .088 .046 .068 -.010 -.005 -.012 O14 .25 .1761 .75 .062 .051 .055 .080 0 -.016 0 O15 .25 -.0328 .75 .073 .056 .107 .054 0 -.010 0 Ca1 .0727 .0791 .6767 .289 .071 .080 .045 .086 -.006 -.013 .008 Ca2 0 .0161 .3770 .034 .085 Ca3 0 .142 .087 .063 .081 Wat1 .039 .078 .644 .38 .134 Wat2 .301 .218 .514 .12 .097 Wat3 .050 .078 .491 .19 .127 Wat4 0 .138 .589 .06 .101