Vladkrivovichevite Siidra O I, Krivovichev S V, Turner R W, Rumsey M S, Spratt J American Mineralogist 98 (2013) 256-261 Crystal chemistry of layered Pb oxychloride minerals with PbO-related structures: Part II. Crystal structure of vladkrivovichevite, [Pb32O18][Pb4Mn2O]Cl14(BO3)8*2H2O Locality: Kombat mine, Grootfontein, Namibia _database_code_amcsd 0019712 12.759 27.169 11.515 90 90 90 *Pmmn .75 .75 0 atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Pb1 .60145 -.03386 .08290 .0061 .0014 .0063 .0106 .0018 .0011 .0001 Pb2 .40209 -.10963 .91911 .0080 .0050 .0066 .0125 -.0025 -.0004 .0002 Pb3 .59916 -.03388 .75152 .0063 .0021 .0061 .0109 .0015 .0000 -.0001 Pb4 .59906 .10875 .74916 .0064 .0034 .0047 .0113 -.0016 -.0016 .0003 Pb5 .59914 .25 .41533 .0081 .0046 .0071 .0129 0 .0033 0 Pb6 .59687 .25 .74897 .0077 .0041 .0060 .0129 0 -.0026 0 Pb7 .39464 .17892 .57936 .0077 .0026 .0041 .0165 .0019 .0000 -.0002 Pb8 .60101 .10589 .41831 .0070 .0041 .0052 .0119 -.0015 .0016 -.0013 Pb9 .59948 -.03728 .41594 .0062 .0018 .0050 .0119 .0002 .0006 -.0005 Pb10 .25 .15335 .0814 .0229 .0138 .0225 .0324 0 0 .0027 Pb11 .25 .25 .3013 .0194 .0153 .0255 .0173 0 0 0 Pb12 .25 .25 -.1511 .0192 .0113 .0242 .0220 0 0 0 Mn .0809 .25 .0831 .0080 .019 .000 .004 0 0 0 Cl1 .75 .0408 .5857 .016 .014 .012 .024 0 0 .005 Cl2 .25 .1161 .4095 .021 .013 .017 .033 0 0 -.014 Cl3 .75 .1845 .5793 .019 .021 .009 .028 0 0 .000 Cl4 .75 .0393 .2387 .015 .019 .012 .015 0 0 -.001 Cl5 .25 .1170 .7540 .016 .007 .019 .024 0 0 -.002 Cl6 .25 -.0421 .0806 .018 .012 .018 .027 0 0 .008 Cl7A -.1794 .25 .087 .5 .028 Cl7B -.0977 .25 .059 .5 .028 O1 .5056 .0393 .758 .007 .005 .009 .009 .000 -.003 -.006 O2 .4878 -.0400 .919 .007 .006 .006 .009 .003 -.001 -.002 O3 .5123 -.1224 .759 .019 .032 .008 .018 -.001 .002 .002 O4 .4750 .1875 .780 .014 .022 .008 .014 -.004 -.001 -.002 O5 .4821 .1856 .384 .018 .027 .021 .007 -.014 .006 -.009 O6 .5169 -.1257 .073 .012 .013 .007 .017 .002 -.003 .006 O7 .25 .25 .104 .036 .029 .05 .02 0 0 0 O8 .6334 -.1952 .0479 .013 O9 .1223 .3075 .212 .022 O10 .5041 .0377 .411 .010 O11 .5011 .1156 .581 .010 O12 .5145 .25 .581 .010 Wat1 -.25 .3162 .231 .5 .025 Wat2 -.25 .3167 -.089 .5 .057 B1 .4501 .1684 .282 .010 B2 .5554 -.1718 .115 .010