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Friedrichbeckeite |
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Lengauer C L, Hrauda N, Kolitsch U, Krickl R, Tillmanns E |
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Mineralogy and Petrology 96 (2009) 221-232 |
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Friedrichbeckeite, K(_0.5Na0.5)2(Mg0.8Mn0.1Fe0.1)2(Be0.6Mg0.4)3[Si12O30], |
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a new milarite-type mineral from the Bellerberg volcano, Eifel area, Germany |
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Locality: Bellerberg volcano, Eifel area, Germany |
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_database_code_amcsd 0014649 |
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9.970 9.970 14.130 90 90 120 P6/mcc |
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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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KC 0 0 .25 .926 .0265 .0242 .0242 .0309 .0121 0 0 |
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NaB 1/3 2/3 .0204 .193 .030 .020 .020 .05 .010 0 0 |
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MgA 1/3 2/3 .25 .807 .0160 .0157 .0157 .0165 .00785 0 0 |
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MnA 1/3 2/3 .25 .193 .0160 .0157 .0157 .0165 .00785 0 0 |
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BeT2 .5 0 .25 .607 .0114 .0140 .0059 .0117 .00295 0 0 |
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MgT2 .5 0 .25 .393 .0114 .0140 .0059 .0117 .00295 0 0 |
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SiT1 .10056 .35367 .10910 .0123 .0115 .0119 .0132 .0057 -.0002 -.0021 |
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O1 .1190 .4085 0 .0294 .047 .024 .0124 .014 0 0 |
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O2 .2107 .2814 .1284 .0299 .0290 .0393 .0358 .0277 -.0006 -.0040 |
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O3 .1353 .4918 .1790 .0222 .0304 .0193 .0222 .0164 -.0106 -.0094 |
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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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