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Montmorillonite |
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Gournis D, Lappas A, Karakassides M A, Tobbens D, Moukarika A |
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Physics and Chemistry of Minerals 35 (2008) 49-58 |
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A neutron diffraction study of alkali cation migration in montmorillonites |
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Sample: Li-mont |
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_database_code_amcsd 0009126 |
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5.175 8.896 12.45 90 99.69 90 C2/m |
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atom x y z occ |
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Si1 .148 .163 .309 .975 |
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Al1 .148 .163 .309 .025 |
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Li 0 .5 0 .08 |
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Al2 0 .384 .5 .38 |
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Fe2 0 .384 .5 .05 |
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Mg2 0 .384 .5 .07 |
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O1 .218 0 .261 .50 |
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O2 .406 .226 .262 |
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O3 .201 .215 .437 |
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OH .627 0 .387 .50 |
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| Download AMC data (View Text File)
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View JMOL 3-D Structure
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Montmorillonite |
|
Gournis D, Lappas A, Karakassides M A, Tobbens D, Moukarika A |
| |
Physics and Chemistry of Minerals 35 (2008) 49-58 |
|
A neutron diffraction study of alkali cation migration in montmorillonites |
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Sample: Cs-mont |
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_database_code_amcsd 0009127 |
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5.181 8.945 12.34 90 99.62 90 C2/m |
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atom x y z occ |
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Si1 .140 .171 .302 .975 |
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Al1 .140 .171 .302 .025 |
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Cs 0 .5 0 .08 |
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Al2 0 .374 .5 .38 |
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Fe2 0 .374 .5 .05 |
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Mg2 0 .374 .5 .07 |
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O1 .217 0 .271 .50 |
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O2 .397 .218 .248 |
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O3 .199 .229 .430 |
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OH .628 0 .392 .50 |
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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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Montmorillonite |
|
Gournis D, Lappas A, Karakassides M A, Tobbens D, Moukarika A |
| |
Physics and Chemistry of Minerals 35 (2008) 49-58 |
|
A neutron diffraction study of alkali cation migration in montmorillonites |
|
Sample: Li-mont-300 |
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_database_code_amcsd 0009128 |
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5.171 8.957 9.74 90 96.1 90 C2/m |
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atom x y z occ |
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Si1 .179 .151 .283 .975 |
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Al1 .179 .151 .283 .025 |
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Li 0 0 .5 .08 |
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Al2 0 .376 .5 .38 |
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Fe2 0 .376 .5 .05 |
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Mg2 0 .376 .5 .07 |
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O1 .107 0 .192 .50 |
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O2 .442 .230 .236 |
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O3 .195 .204 .444 |
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OH .713 0 .402 .50 |
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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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Montmorillonite |
|
Gournis D, Lappas A, Karakassides M A, Tobbens D, Moukarika A |
| |
Physics and Chemistry of Minerals 35 (2008) 49-58 |
|
A neutron diffraction study of alkali cation migration in montmorillonites |
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Sample: Cs-mont-300 |
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_database_code_amcsd 0009129 |
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5.191 8.976 11.32 90 100.56 90 C2/m |
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atom x y z occ |
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Si1 .153 .171 .305 .975 |
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Al1 .153 .171 .305 .025 |
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Cs 0 .5 0 .08 |
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Al2 0 .369 .5 .38 |
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Fe2 0 .369 .5 .05 |
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Mg2 0 .369 .5 .07 |
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O1 .278 0 .287 .50 |
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O2 .406 .240 .247 |
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O3 .188 .238 .440 |
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OH .660 0 .415 .50 |
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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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Kilchoanite |
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Galuskin E V, Gfeller F, Savelyeva V B, Armbruster T, Lazic B, Galuskina I O, |
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Tobbens D M, Zadov A E, Dzierzanowski P, Pertsev N N, Gazeev V M |
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American Mineralogist 97 (2012) 503-512 |
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Pavlovskyite Ca8(SiO4)2(Si3O10): a new mineral of altered silicate-carbonate |
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xenoliths from the two Russian type localities, Birkhin massif, |
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Baikal Lake area and Upper Chegem caldera, North Caucasus |
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Locality: Birkhin massif, Baikal Lake area, North Caucasus, Russia |
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_database_code_amcsd 0018882 |
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11.4525 5.08670 21.9963 90 90 90 I2cm |
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atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Ca1 .01150 0 0 .00918 .00699 .01065 .00991 0 0 .00053 |
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Ca2 .31064 .99909 .25 .00740 .00655 .00839 .00727 .00055 0 0 |
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Ca3 .03527 .00353 .168222 .00937 .01124 .00687 .01001 .00010 -.00375 -.00149 |
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Ca4 .241867 .49751 .104083 .00734 .00696 .00721 .00783 -.00073 .00062 -.00018 |
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Si1 .12152 .42774 .25 .00589 .00658 .00511 .00598 -.00013 0 0 |
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Si2 .43213 .94159 .100328 .00624 .00661 .00527 .00685 .00017 -.00017 .00003 |
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Si3 .26486 0 0 .00626 .00650 .00613 .00616 0 0 -.00015 |
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O1 .18816 .29836 .19132 .00859 .0098 .0087 .0073 .0004 .0013 .0000 |
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O2 .99064 .2935 .25 .00872 .0064 .0091 .0106 -.0004 0 0 |
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O3 .12178 .7475 .25 .00947 .0118 .0061 .0105 .0003 0 0 |
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O4 .36993 .80255 .15865 .00880 .0104 .0089 .0070 -.0010 .0014 .0000 |
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O5 .05900 .69266 .09191 .00949 .0069 .0091 .0125 -.0009 .0007 -.0010 |
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O6 .35498 .81255 .04103 .00821 .0097 .0075 .0074 -.0001 -.0019 .0003 |
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O7 .42751 .25721 .09613 .00901 .0096 .0061 .0113 .0003 -.0011 -.0001 |
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O8 .18431 .17820 .04188 .01153 .0089 .0125 .0132 -.0001 .0008 -.0055 |
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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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Pavlovskyite |
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Galuskin E V, Gfeller F, Savelyeva V B, Armbruster T, Lazic B, Galuskina I O, |
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Tobbens D M, Zadov A E, Dzierzanowski P, Pertsev N N, Gazeev V M |
| |
American Mineralogist 97 (2012) 503-512 |
|
Pavlovskyite Ca8(SiO4)2(Si3O10): a new mineral of altered silicate-carbonate |
|
xenoliths from the two Russian type localities, Birkhin massif, |
|
Baikal Lake area and Upper Chegem caldera, North Caucasus |
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Locality: Birkhin massif, Baikal Lake area, North Caucasus, Russia |
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_database_code_amcsd 0018883 |
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5.08510 11.4165 28.6408 90 90 90 Pbcn |
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atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Ca1 .49692 .71708 .44226 .01152 .0123 .0096 .0127 -.0002 .0001 .0003 |
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Ca2 0 .5 .5 .01216 .0107 .0137 .0121 -.0007 -.0021 -.0021 |
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Ca3 .99397 .48889 .37768 .01380 .0112 .0150 .0152 .0004 .0013 .0045 |
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Ca4 .50366 .28416 .33030 .01147 .0116 .0100 .0128 -.0005 .0002 -.0008 |
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Ca5 0 .51645 .25 .01329 .0142 .0105 .0152 0 .0004 0 |
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Si1 .57130 .40471 .44237 .01033 .0098 .0098 .0113 .0004 -.0004 .0006 |
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Si2 .44100 .59487 .32685 .01072 .0098 .0102 .0122 -.0005 -.0001 .0008 |
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Si3 .5 .76288 .25 .0104 .0113 .0093 .0106 0 -.0009 0 |
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O1 .7049 .53615 .44034 .0129 .0121 .0107 .0158 .0002 .0005 .0013 |
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O2 .7027 .3358 .39786 .0138 .0121 .0151 .0141 .0013 -.0003 -.0018 |
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O3 .7018 .34189 .48832 .0129 .0124 .0126 .0138 .0008 -.0008 .0006 |
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O4 .2523 .4051 .44082 .0124 .0082 .0151 .0140 .0018 -.0007 -.0003 |
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O5 .3015 .6569 .37139 .0141 .0126 .0165 .0133 .0006 .0004 -.0004 |
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O6 .3092 .4676 .32021 .0142 .0119 .0120 .0186 .0007 -.0005 -.0001 |
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O7 .3118 .67239 .28132 .0123 .0096 .0126 .0146 -.0005 .0005 .0016 |
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O8 .7570 .5992 .32323 .0129 .0109 .0123 .0155 -.0008 .0002 .0021 |
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O9 .6745 .8431 .28283 .0168 .0176 .0130 .0199 .0000 -.0060 .0005 |
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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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