American Mineralogist Crystal Structure Database

2 matching records for this search.

Guanacoite
 
Kyono A
Download am/vol93/AM93_501.pdf
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
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Guanacoite
 
Witzke T, Kolitsch U, Krause W, Wiechowski A, Medenbach O, Kampf A R,
Steele I M, Favreau G
 
European Journal of Mineralogy 18 (2006) 813-821
Guanacoite, Cu2Mg2(Mg0.5Cu0.5)(OH)4(H2O)4(AsO4)2, a new arsenate mineral
species from the El Guanaco Mine, near Taltal, Chile: Description and crystal structure
Locality: El Guanaco Mine, Taltal, Chile
_database_code_amcsd 0007188
5.475 16.865 6.915 90 99.80 90 P2_1/c
atom        x       y      z  occ   Uiso U(1,1) U(2,2) U(3,3)  U(1,2) U(1,3)  U(2,3)
Cu1         0       0      0 .504 .00995  .0083  .0107  .0109  .00063 .00163  .00220
MgCu1       0       0      0 .496 .00995  .0083  .0107  .0109  .00063 .00163  .00220
Cu2    .48613 .061215 .81351      .01084 .00813 .00980 .01437  .00096 .00132  .00045
Mg3   -.03662  .12866 .66179 .961  .0108  .0095  .0127  .0105  -.0001  .0024  -.0010
CuMg3 -.03662  .12866 .66179 .039  .0108  .0095  .0127  .0105  -.0001  .0024  -.0010
As     .38336 .117186 .33611      .00885 .00849 .00944 .00868 -.00036 .00163 -.00005
O1      .3498  .04317  .1671       .0138  .0188  .0095  .0125   .0021  .0007  -.0023
O2      .6149  .09660  .5199       .0150  .0103  .0210  .0123   .0001 -.0018   .0028
O3      .1144  .13312  .4139       .0156  .0098  .0246  .0133   .0036  .0047   .0021
O4      .4383  .19887  .2077       .0139  .0169  .0101  .0155  -.0008  .0047   .0019
Oh5     .1484  .02198  .7504       .0114  .0111  .0106  .0124  -.0003  .0017  -.0026
Oh6     .8180  .10178  .9159       .0116  .0110  .0115  .0122   .0002  .0021  -.0019
Ow1     .3132  .16615  .8361       .0118  .0130  .0090  .0134  -.0006  .0024   .0015
Ow2     .8780  .25109  .1683       .0165  .0118  .0141  .0228  -.0016  .0010   .0036
H1       .137   -.007   .693        .029
H2       .817    .129   .971        .025
H3       .354    .203   .789        .029
H4       .340    .177   .963        .032
H5       .968    .224   .235        .033
H6       .735    .241   .178        .033
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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