Melanterite Peterson R C The Canadian Mineralogist 41 (2003) 937-949 The relatinship between Cu content and distortion in the atomic structure of melanterite from the Richmond mine, Iron Mountain, California Sample: m40a Locality: Richmond mine, Iron Mountain, California _database_code_amcsd 0005871 14.077 6.497 10.949 90 105.81 90 P2_1/c atom x y z occ Uiso Fe1 0 0 0 Fe2 .5 0 .5 .22 Cu2 .5 0 .5 .78 S .7710 -.0352 .3250 .02848 O1 .7963 -.0366 .4651 .03734 O2 .8562 .0397 .2837 .04576 O3 .6879 .1027 .2768 .04148 O4 .7464 -.2423 .2749 .04099 Wat5 -.1127 -.1119 .0701 .0627 Wat6 .1016 -.0447 .1841 .04686 Wat7 -.0284 .2983 .0686 .04524 Wat8 .5183 -.0485 .3264 .04171 Wat9 .4295 .2639 .4400 .0469 Wat10 .3465 -.1626 .4419 .046 Wat11 .3691 .0086 .1131 .04074