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Brackebuschite |
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Donaldson D M, Barnes W H |
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American Mineralogist 40 (1955) 597-613 |
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The structures of the minerals of the descloizite and adelite groups: |
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III - brackebuschite |
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_database_code_amcsd 0000072 |
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7.681 6.155 16.524 90 93.75 90 B2_1/m |
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atom x y z Biso |
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Pb1 .1149 .25 .3745 1.9 |
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Pb2 .6233 .25 .2989 1.9 |
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V1 .6462 .25 .0865 0.5 |
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V2 .1233 .25 .1644 0.5 |
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Mn 0 0 0 1.5 |
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O1 .114 .023 .104 |
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O2 .941 .25 .230 |
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O3 .299 .25 .247 |
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O4 .632 .023 .145 |
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O5 .455 .25 .017 |
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O6 .846 .25 .024 |
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| Download AMC data (View Text File)
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View JMOL 3-D Structure (permalink) |
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Brackebuschite |
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Foley J A, Hughes J M, Lange D |
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The Canadian Mineralogist 35 (1997) 1027-1033 |
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The atomic arrangement of brackebuschite, redefined as Pb2(Mn,Fe)(VO4)2(OH), |
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and comments on Mn octahedra |
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_database_code_amcsd 0005530 |
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7.650 6.135 8.863 90 111.76 90 P2_1/m |
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atom x y z Biso |
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Pb1 .3278 -.25 .4020 2.01 |
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Pb2 -.2643 -.25 .2514 1.66 |
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Mn 0 0 0 .7 |
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V1 .5556 .75 .826 1.0 |
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V2 .958 .75 .6615 .5 |
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O1 .490 .978 .701 1.5 |
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O2 .452 .75 .955 3.1 |
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O3 .798 .75 .937 1.0 |
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O4 .729 .75 .542 3.7 |
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O5 -.010 .009 .220 1.7 |
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O6 .074 .75 .536 1.5 |
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OH7 .175 .75 .079 2.2 |
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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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Brackebuschite |
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Lafuente B, Downs R T |
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Acta Crystallographica E72 (2016) 293-296 |
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Redetermination of brackebuschite, Pb2Mn3+(VO4)2(OH) |
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Locality: Sierra de Cordoba, Argentina |
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_database_code_amcsd 0020434 |
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7.6492 6.1262 8.9241 90 112.195 90 P2_1/m |
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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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Pb1 .32423 -.25 .39735 .02766 .03242 .02685 .03049 0 .01957 0 |
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Pb2 -.25814 -.25 .25617 .02176 .02570 .01980 .02074 0 .00988 0 |
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Mn 0 0 0 .82 .00476 .0067 .0032 .0038 .0001 .0013 -.0001 |
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Fe 0 0 0 .09 .00476 .0067 .0032 .0038 .0001 .0013 -.0001 |
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Zn 0 0 0 .09 .00476 .0067 .0032 .0038 .0001 .0013 -.0001 |
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V1 .55901 .75 .82401 .99 .00821 .0071 .0080 .0093 0 .0029 0 |
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As1 .55901 .75 .82401 .01 .00821 .0071 .0080 .0093 0 .0029 0 |
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V2 .96053 .75 .66182 .99 .00864 .0111 .0079 .0073 0 .0039 0 |
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As2 .96053 .75 .66182 .01 .00864 .0111 .0079 .0073 0 .0039 0 |
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O1 .4927 .9756 .7041 .0167 .0161 .0130 .0175 .0020 .0023 .0045 |
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O2 .4546 .75 .9583 .0304 .023 .048 .029 0 .019 0 |
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O3 .8084 .75 .9407 .0124 .0056 .0109 .016 0 -.0019 0 |
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O4 .7301 .75 .5441 .0256 .016 .039 .015 0 -.001 0 |
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O5 .0115 .9882 .7801 .0147 .0274 .0111 .0077 -.0031 .0089 -.0026 |
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O6 .0767 .75 .5377 .0249 .033 .028 .025 0 .024 0 |
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O7 .1837 .75 .0814 .0102 .0085 .0111 .012 0 .0054 0 |
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H .268 .75 .034 .030 |
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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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