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Guanacoite |
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Kyono A |
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American Mineralogist 93 (2008) 501-507 |
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Compositional variability and crystal structural features of guanacoite |
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Locality: El Guanaco mine, Chile |
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_database_code_amcsd 0004532 |
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5.459 16.808 6.917 90 100.44 90 P2_1/c |
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atom x y z occ Biso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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CuM1 0 0 0 .168 .62 .0071 .0069 .0096 .0002 .0015 .0014 |
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MgM1 0 0 0 .832 .62 .0071 .0069 .0096 .0002 .0015 .0014 |
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CuM2 .48881 .06213 .81095 .851 .197 .0013 .0009 .0050 .0004 -.0000 .0000 |
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MgM2 .48881 .06213 .81095 .149 .197 .0013 .0009 .0050 .0004 -.0000 .0000 |
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MgM3 -.03802 .12874 .65934 .38 .0040 .0039 .0064 .0000 .0010 .0004 |
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As .37842 .11681 .33403 .418 .0055 .0042 .0061 .0002 .0009 -.0002 |
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O1 .3393 .0421 .1656 .67 .011 .005 .009 .001 -.000 -.0021 |
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O2 .6132 .0955 .5184 .67 .007 .009 .008 .001 .001 .001 |
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O3 .1097 .1343 .4122 .73 .008 .011 .010 -.000 .004 .002 |
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O4 .4346 .1985 .2044 .67 .009 .007 .010 -.001 .002 .001 |
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O5 .1522 .0220 .7471 .56 .006 .005 .011 -.0017 .002 -.0011 |
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O6 .8201 .1040 .9153 .60 .007 .008 .008 .0003 .0004 -.0008 |
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O7 .3134 .1671 .8332 .60 .008 .005 .009 .0010 -.001 .0022 |
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O8 .1253 -.2494 .3338 .75 .009 .009 .011 .001 .002 .001 |
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H1 -.002 .006 .707 1.500 |
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H2 .884 .146 .003 1.500 |
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H3 .338 .177 .972 1.500 |
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H4 .359 .214 .768 1.500 |
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H5 .993 .2910 .198 1.500 |
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H6 .713 .2702 .170 1.500 |
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| Download AMC data (View Text File)
Download CIF data (View Text File)
Download diffraction data (View Text File)
View JMOL 3-D Structure (permalink)
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Guanacoite |
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Witzke T, Kolitsch U, Krause W, Wiechowski A, Medenbach O, Kampf A R, |
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Steele I M, Favreau G |
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European Journal of Mineralogy 18 (2006) 813-821 |
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Guanacoite, Cu2Mg2(Mg0.5Cu0.5)(OH)4(H2O)4(AsO4)2, a new arsenate mineral |
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species from the El Guanaco Mine, near Taltal, Chile: Description and crystal structure |
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Locality: El Guanaco Mine, Taltal, Chile |
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_database_code_amcsd 0007188 |
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5.475 16.865 6.915 90 99.80 90 P2_1/c |
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atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Cu1 0 0 0 .504 .00995 .0083 .0107 .0109 .00063 .00163 .00220 |
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MgCu1 0 0 0 .496 .00995 .0083 .0107 .0109 .00063 .00163 .00220 |
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Cu2 .48613 .061215 .81351 .01084 .00813 .00980 .01437 .00096 .00132 .00045 |
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Mg3 -.03662 .12866 .66179 .961 .0108 .0095 .0127 .0105 -.0001 .0024 -.0010 |
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CuMg3 -.03662 .12866 .66179 .039 .0108 .0095 .0127 .0105 -.0001 .0024 -.0010 |
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As .38336 .117186 .33611 .00885 .00849 .00944 .00868 -.00036 .00163 -.00005 |
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O1 .3498 .04317 .1671 .0138 .0188 .0095 .0125 .0021 .0007 -.0023 |
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O2 .6149 .09660 .5199 .0150 .0103 .0210 .0123 .0001 -.0018 .0028 |
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O3 .1144 .13312 .4139 .0156 .0098 .0246 .0133 .0036 .0047 .0021 |
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O4 .4383 .19887 .2077 .0139 .0169 .0101 .0155 -.0008 .0047 .0019 |
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Oh5 .1484 .02198 .7504 .0114 .0111 .0106 .0124 -.0003 .0017 -.0026 |
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Oh6 .8180 .10178 .9159 .0116 .0110 .0115 .0122 .0002 .0021 -.0019 |
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Ow1 .3132 .16615 .8361 .0118 .0130 .0090 .0134 -.0006 .0024 .0015 |
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Ow2 .8780 .25109 .1683 .0165 .0118 .0141 .0228 -.0016 .0010 .0036 |
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H1 .137 -.007 .693 .029 |
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H2 .817 .129 .971 .025 |
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H3 .354 .203 .789 .029 |
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H4 .340 .177 .963 .032 |
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H5 .968 .224 .235 .033 |
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H6 .735 .241 .178 .033 |
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| Download AMC data (View Text File)
Download CIF data (View Text File)
Download diffraction data (View Text File)
View JMOL 3-D Structure (permalink)
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