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Greenalite |
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Shirozu H, Bailey S W |
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American Mineralogist 50 (1965) 868-885 |
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Chlorite polytypism: III. Crystal structure of an orthohexagonal iron chlorite |
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_database_code_amcsd 0000136 |
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5.390 9.336 14.166 90 90.0 90 C2/m |
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atom x y z occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Fe1 0 0 0 .67 .0074 .0035 .0029 -.0020 -.0008 .0002 |
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Mg1 0 0 0 .165 .0074 .0035 .0029 -.0020 -.0008 .0002 |
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Al1 0 0 0 .165 .0074 .0035 .0029 -.0020 -.0008 .0002 |
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Fe2 0 1/3 0 .67 .0074 .0035 .0029 -.0020 -.0008 .0002 |
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Mg2 0 1/3 0 .165 .0074 .0035 .0029 -.0020 -.0008 .0002 |
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Al2 0 1/3 0 .165 .0074 .0035 .0029 -.0020 -.0008 .0002 |
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Fe3 0 0 1/2 .47 .0082 .0027 .0029 -.0018 -.0010 -.0001 |
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Mg3 0 0 1/2 .265 .0082 .0027 .0029 -.0018 -.0010 -.0001 |
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Al3 0 0 1/2 .265 .0082 .0027 .0029 -.0018 -.0010 -.0001 |
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Fe4 0 1/3 1/2 .47 .0082 .0027 .0029 -.0018 -.0010 -.0001 |
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Mg4 0 1/3 1/2 .265 .0082 .0027 .0029 -.0018 -.0010 -.0001 |
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Al4 0 1/3 1/2 .265 .0082 .0027 .0029 -.0018 -.0010 -.0001 |
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Si .3328 1/3 .1949 .67 1.42 |
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Al .3328 1/3 .1949 .33 1.42 |
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O1 .3349 1/3 .0770 1.89 |
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OH1 .3349 0 .0770 1.89 |
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O2 .094 .236 .236 2.13 |
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O3 .310 1/2 .236 1.51 |
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OH2 .1656 1/6 .4303 2.58 |
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OH3 .1656 1/2 .4303 2.58 |
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Vermiculite |
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Shirozu H, Bailey S W |
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American Mineralogist 51 (1966) 1124-1143 |
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Crystal structure of a two-layer Mg-vermiculite |
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_database_code_amcsd 0000150 |
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5.349 9.255 28.89 90 97.12 90 C2/c |
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atom x y z occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Mg1 0 .1638 .25 .96 |
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Mg2 0 .4997 .25 .82 |
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Mg3 0 .8332 .25 .86 |
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Mg4 0 0 0 .41 2.30 |
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Si1 .1042 .9997 .1545 .715 1.23 |
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Al1 .1042 .9997 .1545 .285 1.23 |
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Si2 .1026 .6647 .1547 .715 .83 |
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Al2 .1026 .6647 .1547 .285 .83 |
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O1 .1424 .0039 .2132 .83 |
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O2 .1410 .6683 .2113 1.05 |
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O3 .3579 .0697 .1338 2.09 |
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O4 .3529 .5964 .1346 2.01 |
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O5 .5593 .3316 .1339 1.94 |
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OH .1420 .3380 .2129 1.21 |
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Wat1 .3363 .9736 .0397 .62 .0601 .0242 .0006 -.0024 .0036 -.0036 |
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Wat2 .3515 .3274 .0412 .62 .0768 .0226 .0007 -.0187 .0011 -.0037 |
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Wat3 .3832 .6520 .0414 .62 .0686 .0276 .0006 -.0181 .0067 -.0034 |
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| Download AMC data (View Text File)
Download CIF data (View Text File)
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View JMOL 3-D Structure
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