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Boralsilite |
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Grew E S, Graetsch H A, Poter B, Yates M G, Buick I, Bernhardt H-J, Schreyer W, |
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Werding G, Carson C J, Clarke G L |
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American Mineralogist 93 (2008) 283-299 |
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Boralsilite, Al16B6Si2O37, and "boron-mullite:" compositional variations and |
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associated phases in experiment and nature |
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Locality: synthetic |
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Sample: run W2 |
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_database_code_amcsd 0004524 |
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14.797 5.5800 15.095 90 91.750 90 C2/m |
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atom x y z occ Uiso |
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Al1 .868 0 .343 .030 |
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Al2 .814 0 .160 .024 |
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Al3 .574 0 .074 .021 |
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Al4 .676 0 .339 .012 |
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Al5 .004 .255 .246 .019 |
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Al6 .75 .25 0 .017 |
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Al7 .75 .25 .5 .010 |
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Si .424 0 .419 .86 .007 |
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B .424 0 .419 .14 .007 |
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B1 .096 0 .098 .007 |
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B2 .379 0 .118 .88 .007 |
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Si2 .379 0 .118 .12 .007 |
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B3 .138 0 .360 .007 |
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O1 .764 0 .269 .010 |
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O2 .798 0 .440 .010 |
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O3 .919 0 .218 .010 |
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O4 .936 .739 .357 .010 |
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O5 0 .5 .5 .010 |
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O6 .325 0 .457 .010 |
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O7 .322 .214 .106 .010 |
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O8 .702 0 .074 .010 |
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O9 .068 .214 .134 .010 |
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O10 .452 0 .048 .010 |
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O11 .166 .214 .397 .010 |
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O12 .578 0 .280 .010 |
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O13 .421 0 .204 .010 |
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O14 .069 0 .296 .010 |
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O15 .167 0 .041 .010 |
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| Download AMC data (View Text File)
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Pseudosinhalite |
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Daniels P, Krosse S, Werding G, Schreyer W |
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Contributions to Mineralogy and Petrology 128 (1997) 261-271 |
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"Pseudosinhalite", a new hydrous MgAl-borate: synthesis, phase characterization, |
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crystal structure, and PT-stability |
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Locality: synthetic |
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_database_code_amcsd 0012323 |
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7.455 4.330 9.825 90 110.68 90 P2_1/c |
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atom x y z occ Uiso |
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AlM1 0 0 0 .0049 |
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AlM2 -.19293 .01587 -.32576 .9 .0043 |
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MgM2 -.19293 .01587 -.32576 .1 .0043 |
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AlM3 -.42210 .00736 -.11008 .1 .0048 |
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MgM3 -.42210 .00736 -.11008 .9 .0048 |
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B .2061 .0867 -.3618 .0053 |
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O1 -.2057 .2539 -.13410 .0060 |
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O2 -.3826 -.2762 -.24905 .0060 |
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O3 -.0370 -.2668 -.16062 .0062 |
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O4 -.2030 -.2501 .00070 .0056 |
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O5 -.4157 .2535 -.45081 .0068 |
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H 1/2 .411 0 .5 .028 |
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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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