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Gramaccioliite-(Y) |
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Orlandi P, Pasero M, Rotiroti N, Olmi F, Demartin F, Moelo Y |
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European Journal of Mineralogy 16 (2004) 171-175 |
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Gramaccioliite-(Y), a new mineral of the crichtonite group from Stura Valley, Piedmont, Italy |
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Locality: the gneiss of the Hercynian Massif of Argentera at Sambuco, Italy |
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_database_code_amcsd 0007033 |
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9.186 9.186 9.186 68.82 68.82 68.82 R-3 |
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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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Pb0 0 0 0 .60 .0319 .0283 .0283 .0283 -.0035 -.0035 -.0035 |
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Sr0 0 0 0 .30 .0319 .0283 .0283 .0283 -.0035 -.0035 -.0035 |
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Y1 .5 .5 .5 .48 .0084 .0092 .0092 .0092 -.0033 -.0033 -.0033 |
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Mn1 .5 .5 .5 .34 .0084 .0092 .0092 .0092 -.0033 -.0033 -.0033 |
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Ce1 .5 .5 .5 .12 .0084 .0092 .0092 .0092 -.0033 -.0033 -.0033 |
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U1 .5 .5 .5 .06 .0084 .0092 .0092 .0092 -.0033 -.0033 -.0033 |
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Fe2 .3096 .3096 .3096 .0120 .0116 .0116 .0116 -.0027 -.0027 -.0027 |
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Fe3 .3483 .1260 .0204 .0128 .0130 .0140 .0136 -.0035 -.0040 -.0058 |
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Ti4 .3088 .7192 .1480 .0109 .0119 .0106 .0108 -.0035 -.0012 -.0048 |
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Ti5 .4738 .0807 .6423 .0110 .0096 .0122 .0126 -.0038 -.0020 -.0047 |
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O1 .302 .629 .377 .014 |
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O2 .150 .238 .937 .011 |
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O3 .919 .461 .302 .009 |
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O4 .144 .515 .991 .009 |
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O5 .386 .487 .137 .007 |
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O6 .705 .242 .070 .011 |
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O7 .2149 .2149 .2149 .012 |
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