Guanacoite Kyono A American Mineralogist 93 (2008) 501-507 Compositional variability and crystal structural features of guanacoite Locality: El Guanaco mine, Chile _database_code_amcsd 0004532 5.459 16.808 6.917 90 100.44 90 P2_1/c atom x y z occ Biso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) CuM1 0 0 0 .168 .62 .0071 .0069 .0096 .0002 .0015 .0014 MgM1 0 0 0 .832 .62 .0071 .0069 .0096 .0002 .0015 .0014 CuM2 .48881 .06213 .81095 .851 .197 .0013 .0009 .0050 .0004 -.0000 .0000 MgM2 .48881 .06213 .81095 .149 .197 .0013 .0009 .0050 .0004 -.0000 .0000 MgM3 -.03802 .12874 .65934 .38 .0040 .0039 .0064 .0000 .0010 .0004 As .37842 .11681 .33403 .418 .0055 .0042 .0061 .0002 .0009 -.0002 O1 .3393 .0421 .1656 .67 .011 .005 .009 .001 -.000 -.0021 O2 .6132 .0955 .5184 .67 .007 .009 .008 .001 .001 .001 O3 .1097 .1343 .4122 .73 .008 .011 .010 -.000 .004 .002 O4 .4346 .1985 .2044 .67 .009 .007 .010 -.001 .002 .001 O5 .1522 .0220 .7471 .56 .006 .005 .011 -.0017 .002 -.0011 O6 .8201 .1040 .9153 .60 .007 .008 .008 .0003 .0004 -.0008 O7 .3134 .1671 .8332 .60 .008 .005 .009 .0010 -.001 .0022 O8 .1253 -.2494 .3338 .75 .009 .009 .011 .001 .002 .001 H1 -.002 .006 .707 1.500 H2 .884 .146 .003 1.500 H3 .338 .177 .972 1.500 H4 .359 .214 .768 1.500 H5 .993 .2910 .198 1.500 H6 .713 .2702 .170 1.500