Protasite Pagoaga M K, Appleman D E, Stewart J M American Mineralogist 72 (1987) 1230-1238 Crystal structures and crystal chemistry of the uranyl oxide hydrates becquerelite, billietite, and protasite Locality: Shinkolobwe mine, Shaba, Zaire _database_code_amcsd 0001134 12.2949 7.2206 6.9558 90 90.401 90 Pn atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) U1 0 -.02314 0 .0056 .0060 .0001 -.0002 .0006 .0002 U2 .81983 -.01959 .45837 .0027 .0059 .0026 -.0005 -.0002 .0019 U3 .11859 -.01512 .52145 .0032 .0057 .0008 -.0004 -.0013 -.0001 Ba .97749 .51175 .3285 .0130 .0062 .0088 .0010 -.0007 .0009 O101u .0170 -.278 -.027 .012 O102u .9897 .231 .056 .012 O201u .8096 -.267 .504 .012 O202u .8418 .224 .399 .012 O301u .1337 -.264 .558 .012 O302u .1034 .233 .462 .012 O1o .9794 -.092 .318 .008 O2o .9540 .005 -.308 .008 O3h .8086 -.074 .072 .011 O4h .1938 -.072 .203 .011 O5o .1505 .025 -.163 .008 O6w .187 .545 .156 .04 O7w .802 .534 .062 .04 O8w .934 .442 .722 .04