Damaraite Krivovichev S V, Burns P C European Journal of Mineralogy 13 (2001) 801-809 Crystal chemistry of lead oxide chlorides. I. Crystal structures of synthetic mendipite, Pb3O2Cl2, and synthetic damaraite, Pb3O2(OH)Cl _database_code_amcsd 0006899 5.8052 6.9025 15.141 90 90 90 Pmc2_1 atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Pb1 1/2 .7075 .6803 .019 .020 .016 .021 0 0 -.002 Pb2 1/2 .2046 .6265 .018 .020 .015 .019 0 0 .002 Pb3 1/2 .5866 .9144 .022 .019 .033 .014 0 0 -.004 Pb4 0 .5348 .5542 .017 .018 .017 .015 0 0 .001 Pb5 0 .3762 .7804 .018 .019 .023 .014 0 0 .003 Pb6 0 .0737 .4436 .018 .020 .016 .019 0 0 -.001 O1 .2520 .7190 .0018 .017 .015 .023 .013 .001 -.002 .004 O2 .2480 .4600 .6722 .021 .019 .021 .023 -.004 -.007 .004 OH3 0 .7070 .826 .030 .028 .036 .026 0 0 -.014 OH4 1/2 .6640 .5220 .039 .045 .026 .046 0 0 -.017 Cl1 0 -.028 .6531 .026 .021 .033 .024 0 0 .001 Cl2 1/2 -.051 .3516 .042 .056 .041 .030 0 0 .006