Shattuckite Evans H T, Mrose M E American Mineralogist 62 (1977) 491-502 The crystal chemistry of the hydrous copper silicates, shattuckite and plancheite Note: sample is from Ajo, Arizona _database_code_amcsd 0000578 9.885 19.832 5.3825 90 90 90 Pcab atom x y z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Cu1 .5 0 .5 .0088 .0079 .0093 -.0032 -.0030 .0042 Cu2 .33090 .02547 .03970 .0095 .0080 .0073 -.0025 -.0014 .0020 Cu3 .25205 .28125 .46765 .0108 .0046 .0066 .0001 -.0025 -.0004 Si1 .54485 .13502 .2173 .0062 .0039 .0052 -.0004 .0014 .0006 Si2 .39742 .15706 .7265 .0064 .0034 .0053 .0001 -.0002 .0003 O1 .5054 .0554 .1996 .0105 .0051 .0067 -.0038 -.0029 .0031 O2 .3426 .0805 .7439 .0157 .0032 .0119 -.0029 -.0022 .0024 O3 .7076 .1512 .2203 .0051 .0057 .0083 -.0024 .0005 .0018 O4 .4913 .1735 .9708 .0101 .0073 .0061 -.0014 -.0007 -.0010 O5 .4907 .1670 .4777 .0136 .0071 .0069 .0007 .0029 -.0037 O6 .2836 .2163 .7193 .0109 .0051 .0043 .0032 -.0023 -.0023 Oh7 .6779 .0243 .6426 .0091 .0059 .0069 -.0021 .0016 -.0002 H .71 .435 .63