American Mineralogist Crystal Structure Database

2 matching records for this search.

Boralsilite
 
Grew E S, Graetsch H A, Poter B, Yates M G, Buick I, Bernhardt H-J, Schreyer W,
Werding G, Carson C J, Clarke G L
Download am/vol93/AM93_283.pdf
American Mineralogist 93 (2008) 283-299
Boralsilite, Al16B6Si2O37, and "boron-mullite:" compositional variations and
associated phases in experiment and nature
Locality: synthetic
Sample: run W2
_database_code_amcsd 0004524
14.797 5.5800 15.095 90 91.750 90 C2/m
atom    x    y    z occ Uiso
Al1  .868    0 .343     .030
Al2  .814    0 .160     .024
Al3  .574    0 .074     .021
Al4  .676    0 .339     .012
Al5  .004 .255 .246     .019
Al6   .75  .25    0     .017
Al7   .75  .25   .5     .010
Si   .424    0 .419 .86 .007
B    .424    0 .419 .14 .007
B1   .096    0 .098     .007
B2   .379    0 .118 .88 .007
Si2  .379    0 .118 .12 .007
B3   .138    0 .360     .007
O1   .764    0 .269     .010
O2   .798    0 .440     .010
O3   .919    0 .218     .010
O4   .936 .739 .357     .010
O5      0   .5   .5     .010
O6   .325    0 .457     .010
O7   .322 .214 .106     .010
O8   .702    0 .074     .010
O9   .068 .214 .134     .010
O10  .452    0 .048     .010
O11  .166 .214 .397     .010
O12  .578    0 .280     .010
O13  .421    0 .204     .010
O14  .069    0 .296     .010
O15  .167    0 .041     .010
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View JMOL 3-D Structure (permalink)
 
Boromullite
 
Buick I S, Grew E S, Armbruster T, Medenbach O, Yates M, Bebout G, Clarke G
 
European Journal of Mineralogy 20 (2008) 935-950
Boromullite, Al9BSi2O19, a new mineral from granulite-facies metapelites, Mount
Safford, central Australia: a natural analogue of a synthetic "boron-mullite"
Locality: Mount Safford, central Australia
_database_code_amcsd 0007265
5.7168 15.023 7.675 90 90 90 Cmc2_1
atom       x      y     z occ  Uiso
Al1    .2544  .1212 .6536     .0118
Al2Al2     0  .2980 .4943  .5 .0127
Al3       .5  .3019 .4908  .5 .0119
Al4       .5  .0542 .3214     .0166
Al6       .5  .2435 .3469  .5 .0088
B5         0   .014  .383  .5  .024
Si2Al2     0  .2980 .4943  .5 .0127
Si5        0  .0487 .3101  .5 .0063
O1         0  .1944 .5906     .0094
O2        .5  .1825 .5510      .022
O3     .2405  .3112 .3692     .0221
O4     .2252  .0572 .4359     .0105
O5        .5  .0483 .7270     .0100
O6         0 -.0492 .2451     .0106
O7         0  .3593 .6785      .039
O8         0  .1214  .163  .5  .016
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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Total number of retrieved datasets: 2
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