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Magnesiotaaffeite-6N3S |
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Nuber B, Schmetzer K |
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Neues Jahrbuch fur Mineralogie, Monatshefte 1983 (1983) 393-402 |
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Crystal structure of ternary Be-Mg-Al oxides: taaffeite, BeMg3Al8O16, |
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and musgravite, BeMg2Al6O12 |
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Note: formerly known as musgravite-18R |
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Locality: Musgrave Ranges, Australia |
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_database_code_amcsd 0014775 |
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5.683 5.683 41.13 90 90 120 R-3m |
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atom x y z occ Uiso |
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Mg1 1/3 2/3 .1202 .94 .0043 |
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Fe1 1/3 2/3 .1202 .06 .0043 |
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Mg2 2/3 1/3 .0137 .69 .0045 |
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Fe2 2/3 1/3 .0137 .31 .0045 |
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Al1 0 0 0 .0056 |
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Al2 .1668 .3336 .0573 .0045 |
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Al3 0 .5 .5 .0048 |
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Al4 2/3 1/3 .0967 .0028 |
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Be 0 0 .1210 .0045 |
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O1 .2936 .1468 .0299 .0062 |
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O2 1/3 2/3 .0341 .0058 |
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O3 .4946 .9892 .0825 .0056 |
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O4 0 0 .0815 .0053 |
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O5 .1462 .2924 .1408 .0051 |
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O6 2/3 1/3 .1402 .0045 |
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Magnesiotaaffeite-6N3S |
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Nuber B, Schmetzer K |
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Neues Jahrbuch fur Mineralogie, Monatshefte 1983 (1983) 393-402 |
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Crystal structure of ternary Be-Mg-Al oxides: taaffeite, BeMg3Al8O16, |
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and musgravite, BeMg2Al6O12 |
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Note: formerly known as musgravite-18R |
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Locality: Casey Bay, Antarctica |
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_database_code_amcsd 0014776 |
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5.682 5.682 41.15 90 90 120 R-3m |
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atom x y z occ Uiso |
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Mg1 1/3 2/3 .1203 .83 .0023 |
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Fe1 1/3 2/3 .1203 .17 .0023 |
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Fe2 2/3 1/3 .0137 .3 .0056 |
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Mg2 2/3 1/3 .0137 .42 .0056 |
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Zn2 2/3 1/3 .0137 .28 .0056 |
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Al1 0 0 0 .0033 |
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Al2 .1668 .3336 .0573 .0032 |
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Al3 0 .5 .5 .0031 |
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Al4 2/3 1/3 .0967 .0025 |
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Be 0 0 .1210 .0056 |
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O1 .2936 .1468 .0300 .0042 |
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O2 1/3 2/3 .0343 .0030 |
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O3 .4948 .9897 .0824 .0042 |
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O4 0 0 .0819 .0036 |
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O5 .1462 .2924 .1409 .0040 |
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O6 2/3 1/3 .1401 .0038 |
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| Download AMC data (View Text File)
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Magnesiotaaffeite-2N2S |
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Nuber B, Schmetzer K |
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Neues Jahrbuch fur Mineralogie, Monatshefte 1983 (1983) 393-402 |
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Crystal structure of ternary Be-Mg-Al oxides: taaffeite, BeMg3Al8O16, |
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and musgravite, BeMg2Al6O12 |
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Note: formerly known as taaffeite-8H |
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Locality: Miriella Village, Ratnapura, Sri Lanka |
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_database_code_amcsd 0014777 |
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5.6867 5.6867 18.3370 90 90 120 P6_3mc |
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atom x y z Uiso |
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Mg1 0 0 0 .0056 |
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Mg2 0 0 .2009 .0022 |
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Mg3 2/3 1/3 .2666 .0019 |
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Al1 1/3 2/3 -.0494 .0049 |
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Al2 .3330 .1665 -.1392 .0052 |
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Al3 .9976 .4988 .1065 .0052 |
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Al4 1/3 2/3 .2325 .0050 |
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Be 2/3 1/3 .0042 .0052 |
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O1 0 0 -.1917 .0061 |
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O2 .5178 .0356 -.2008 .0072 |
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O3 2/3 1/3 -.0848 .0059 |
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O4 .1622 .3244 -.0825 .0057 |
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O5 1/3 2/3 .0479 .0044 |
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O6 .3702 .1851 .0475 .0048 |
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O7 2/3 1/3 .1625 .0062 |
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O8 .1854 .3707 .1659 .0053 |
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| Download AMC data (View Text File)
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Elbaite |
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Nuber B, Schmetzer K |
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Neues Jahrbuch fur Mineralogie, Monatshefte 1984 (1984) 301-304 |
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Structural refinement of tsilaisite (manganese tourmaline) |
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Locality: Zambia |
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_database_code_amcsd 0014789 |
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15.916 15.916 7.130 90 90 120 R3m |
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atom x y z occ Uiso |
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NaX .0 .0 .8548 .85 .0227 |
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CaX .0 .0 .8548 .04 .0227 |
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AlY .0617 -.0617 .4606 .51 .0081 |
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LiY .0617 -.0617 .4606 .14 .0081 |
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MnY .0617 -.0617 .4606 .31 .0081 |
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AlZ .2610 .2978 .4746 .0059 |
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SiT .1900 .1919 .0863 .0049 |
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B -.1096 .1096 .6323 .0065 |
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OH1 .0 .0 .3034 .0505 |
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O2 -.0611 .0611 .6038 .0206 |
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OH3 .1343 -.1343 .5770 .0113 |
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O4 -.0933 .0933 .0157 .0089 |
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O5 .0933 -.0933 -.0066 .0091 |
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O6 .1872 .1972 .3108 .0081 |
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O7 .2859 .2857 .0058 .0068 |
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O8 .2706 .2096 .6450 .0082 |
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| Download AMC data (View Text File)
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View JMOL 3-D Structure
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Betpakdalite-CaCa |
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Schmetzer K, Nuber B, Tremmel G |
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Neues Jahrbuch fur Mineralogie, Monatshefte 1984 (1984) 393-403 |
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Betpakdalite from Tsumeb, Namibia: mineralogy, crystal chemistry and structure |
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Locality: Tsumeb, Namibia |
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_database_code_amcsd 0014792 |
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19.44 11.096 15.25 90 131.28 90 C2/m |
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atom x y z occ Uiso |
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KWl .4727 -.1513 .0715 .086 .0496 |
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WatWl .4727 -.1513 .0715 .574 .0496 |
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KW2 .6246 0 .1637 .086 .0263 |
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WatW2 .6246 0 .1637 .574 .0263 |
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Wat3 -.2182 0 .2148 .0859 |
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WatW4 .1279 -.0440 .3436 .419 .0377 |
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CaW5 -.1102 0 .4584 .1097 |
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WatW6 -.2961 -.0383 .4053 .419 .0551 |
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WatW7 -.2373 -.2029 .5021 .419 .0577 |
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WatW8 .4768 -.3072 .3483 .419 .0364 |
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WatW9 .0599 -.2382 .2794 .419 .0655 |
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Mol .2149 -.1609 .1941 .0135 |
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Mo2 .3713 0 .1976 .0134 |
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Mo3 .3750 0 .4235 .0165 |
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As -.1347 0 .0592 .0141 |
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Fel -.25 -.25 0 .0177 |
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Fe2 0 0 0 .0209 |
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K .5 0 0 .086 .0620 |
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Wat .5 0 0 .574 .0620 |
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Wat .1558 -.1695 .4928 .419 .0420 |
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O1 .2105 0 .0891 .0171 |
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O2 .2381 0 .2834 .0181 |
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O3 .3420 -.1248 .1036 .0207 |
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O4 .3493 -.1119 .2862 .0141 |
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O5 .2168 -.2529 .1010 .0195 |
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O6 .0939 -.1291 .1005 .0197 |
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O7 .1507 -.1243 -.1068 .0227 |
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O8 .0258 0 -.1102 .0238 |
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O9 .3695 -.1220 .4864 .0293 |
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O10 .4886 0 .2937 .0236 |
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O11 .2353 -.2589 .2939 .0263 |
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O12 .5 0 .5 .0313 |
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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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