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Pyrochlore |
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Bonazzi P, Bindi L, Zoppi M, Capitani G C, Olmi F |
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American Mineralogist 91 (2006) 794-801 |
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Single-crystal diffraction and transmission electron microscopy studies |
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of "silicified" pyrochlore from Narssarssk, Julianehaab district, Greenland |
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Locality: Narssarssk, Julianehaab district, Greenland |
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Sample: 396a |
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_database_code_amcsd 0004144 |
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10.4200 10.4200 10.4200 90 90 90 *Fd-3m |
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.125 .125 .125 |
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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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Na .5 .5 .5 .185 .024 .024 .024 .024 .0011 .0011 .0011 |
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K .5 .5 .5 .010 .024 .024 .024 .024 .0011 .0011 .0011 |
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Ca .5 .5 .5 .365 .024 .024 .024 .024 .0011 .0011 .0011 |
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Sr .5 .5 .5 .035 .024 .024 .024 .024 .0011 .0011 .0011 |
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Mn .5 .5 .5 .020 .024 .024 .024 .024 .0011 .0011 .0011 |
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Pb .5 .5 .5 .005 .024 .024 .024 .024 .0011 .0011 .0011 |
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La .5 .5 .5 .005 .024 .024 .024 .024 .0011 .0011 .0011 |
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Ce .5 .5 .5 .015 .024 .024 .024 .024 .0011 .0011 .0011 |
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Nd .5 .5 .5 .005 .024 .024 .024 .024 .0011 .0011 .0011 |
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U .5 .5 .5 .010 .024 .024 .024 .024 .0011 .0011 .0011 |
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Nb 0 0 0 .860 .0198 .0198 .0198 .0198 -.0018 -.0018 -.0018 |
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Ta 0 0 0 .010 .0198 .0198 .0198 .0198 -.0018 -.0018 -.0018 |
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Ti 0 0 0 .080 .0198 .0198 .0198 .0198 -.0018 -.0018 -.0018 |
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Si 0 0 0 .035 .0198 .0198 .0198 .0198 -.0018 -.0018 -.0018 |
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Fe 0 0 0 .015 .0198 .0198 .0198 .0198 -.0018 -.0018 -.0018 |
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O .3175 .125 .125 .838 .0228 .027 .021 .021 0 0 .008 |
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OH .3175 .125 .125 .162 .0228 .027 .021 .021 0 0 .008 |
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F .375 .375 .375 .62 .044 .044 .044 .044 0 0 0 |
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OH .375 .375 .375 .38 .044 .044 .044 .044 0 0 0 |
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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
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Pyrochlore |
|
Bonazzi P, Bindi L, Zoppi M, Capitani G C, Olmi F |
|
American Mineralogist 91 (2006) 794-801 |
|
Single-crystal diffraction and transmission electron microscopy studies |
|
of "silicified" pyrochlore from Narssarssk, Julianehaab district, Greenland |
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Locality: Narssarssk, Julianehaab district, Greenland |
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Sample: 170a |
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_database_code_amcsd 0004145 |
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10.3738 10.3738 10.3738 90 90 90 *Fd-3m |
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.125 .125 .125 |
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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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Na .5 .5 .5 .090 .026 .026 .026 .026 .0053 .0053 .0053 |
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K .5 .5 .5 .025 .026 .026 .026 .026 .0053 .0053 .0053 |
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Ca .5 .5 .5 .360 .026 .026 .026 .026 .0053 .0053 .0053 |
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Sr .5 .5 .5 .040 .026 .026 .026 .026 .0053 .0053 .0053 |
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Mn .5 .5 .5 .020 .026 .026 .026 .026 .0053 .0053 .0053 |
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Pb .5 .5 .5 .005 .026 .026 .026 .026 .0053 .0053 .0053 |
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La .5 .5 .5 .005 .026 .026 .026 .026 .0053 .0053 .0053 |
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Ce .5 .5 .5 .020 .026 .026 .026 .026 .0053 .0053 .0053 |
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Nd .5 .5 .5 .005 .026 .026 .026 .026 .0053 .0053 .0053 |
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U .5 .5 .5 .010 .026 .026 .026 .026 .0053 .0053 .0053 |
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Nb 0 0 0 .740 .0225 .0225 .0225 .0225 -.0017 -.0017 -.0017 |
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Ta 0 0 0 .020 .0225 .0225 .0225 .0225 -.0017 -.0017 -.0017 |
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Ti 0 0 0 .080 .0225 .0225 .0225 .0225 -.0017 -.0017 -.0017 |
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Si 0 0 0 .120 .0225 .0225 .0225 .0225 -.0017 -.0017 -.0017 |
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Fe 0 0 0 .040 .0225 .0225 .0225 .0225 -.0017 -.0017 -.0017 |
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O .3173 .125 .125 .772 .028 .029 .028 .028 0 0 .011 |
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OH .3173 .125 .125 .228 .028 .029 .028 .028 0 0 .011 |
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F .375 .375 .375 .460 .031 .031 .026 .026 0 0 0 |
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OH .375 .375 .375 .540 .031 .031 .031 .031 0 0 0 |
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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
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Mansfieldite |
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Zoppi M, Pratesi G |
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Acta Crystallographica E65 (2009) i6-i7 |
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Rietveld refinment of a natural cobaltian mansfieldite from synchrotron data |
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Locality: Mt. Cobalt, Cloncurry District, Queensland, Australia |
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_database_code_amcsd 0010489 |
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8.79263 9.79795 10.08393 90 90 90 Pbca |
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atom x y z occ Uiso |
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Al1 .1478 .18068 .12682 .95 .0087 |
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Co1 .1478 .18068 .12682 .05 .0087 |
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As2 .03632 -.13857 .15042 .00875 |
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O1 .0106 .0308 .1440 .0055 |
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O2 .0003 -.1986 .3005 .0077 |
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O3 .2208 -.1729 .1105 .0086 |
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O4 -.0815 -.2171 .0434 .0063 |
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O5w .2296 .1244 .2939 .0182 |
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O6w .3186 .0696 .0559 .0164 |
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H51 .19 .17 .354 .08 |
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H52 .309 .114 .301 .036 |
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H61 .347 .093 -.01 .033 |
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H62 .295 -.023 .053 .047 |
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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
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