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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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Boromullite |
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Buick I S, Grew E S, Armbruster T, Medenbach O, Yates M, Bebout G, Clarke G |
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European Journal of Mineralogy 20 (2008) 935-950 |
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Boromullite, Al9BSi2O19, a new mineral from granulite-facies metapelites, Mount |
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Safford, central Australia: a natural analogue of a synthetic "boron-mullite" |
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Locality: Mount Safford, central Australia |
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_database_code_amcsd 0007265 |
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5.7168 15.023 7.675 90 90 90 Cmc2_1 |
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atom x y z occ Uiso |
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Al1 .2544 .1212 .6536 .0118 |
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Al2Al2 0 .2980 .4943 .5 .0127 |
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Al3 .5 .3019 .4908 .5 .0119 |
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Al4 .5 .0542 .3214 .0166 |
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Al6 .5 .2435 .3469 .5 .0088 |
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B5 0 .014 .383 .5 .024 |
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Si2Al2 0 .2980 .4943 .5 .0127 |
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Si5 0 .0487 .3101 .5 .0063 |
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O1 0 .1944 .5906 .0094 |
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O2 .5 .1825 .5510 .022 |
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O3 .2405 .3112 .3692 .0221 |
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O4 .2252 .0572 .4359 .0105 |
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O5 .5 .0483 .7270 .0100 |
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O6 0 -.0492 .2451 .0106 |
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O7 0 .3593 .6785 .039 |
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O8 0 .1214 .163 .5 .016 |
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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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