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Tephroite |
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Francis C A, Ribbe P H |
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American Mineralogist 65 (1980) 1263-1269 |
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The forsterite-tephroite series: I. Crystal structure refinements |
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Sample: Te 91 olivine |
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Locality: Madagascar |
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_database_code_amcsd 0000802 |
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4.879 10.589 6.234 90 90 90 Pbnm |
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atom x y z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Mn1 0 0 0 .83 0.0058 0.00220 0.0048 0 -.0007 -.0007 |
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Mg1 0 0 0 .17 0.0058 0.00220 0.0048 0 -.0007 -.0007 |
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Mn2 .9877 .2801 .25 0.0067 0.00137 0.0045 0.0001 0 0 |
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Si .4265 .0951 .25 0.0054 0.00140 0.0045 0.0001 0 0 |
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O1 .7574 .0914 .25 0.0029 0.00250 0.0067 0.0001 0 0 |
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O2 .2162 .4525 .25 0.0057 0.00140 0.0056 -.0002 0 0 |
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O3 .2875 .1625 .0401 0.0075 0.00190 0.0049 0.0002 0.0000 0.0004 |
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Tephroite |
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Fujino K, Sasaki S, Takeuchi Y, Sadanaga R |
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Acta Crystallographica B37 (1981) 513-518 |
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X-ray determination of electron distributions in forsterite, fayalite and tephroite |
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Locality: synthetic |
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_database_code_amcsd 0019695 |
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4.9023 10.5964 6.2567 90 90 90 Pbnm |
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atom x y z Biso |
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Mn1 0 0 0 .620 |
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Mn2 .98792 .28041 .25 .531 |
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Si .42755 .09643 .25 .382 |
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O1 .75776 .09363 .25 .537 |
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O2 .21088 .45369 .25 .542 |
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O3 .28706 .16384 .04140 .579 |
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| Download AMC data (View Text File)
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View JMOL 3-D Structure (permalink) |
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Tephroite |
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Yamazaki S, Toraya H |
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Journal of Applied Crystallography 32 (1999) 51-59 |
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Rietveld refinement of site-occupancy parameters of Mg2-xMnxSiO4 |
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using a new weight function in least-squares fitting |
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Note: e = 1 |
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Locality: synthetic |
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_database_code_amcsd 0019687 |
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10.45100 6.12446 4.80757 90 90 90 Pnma |
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atom x y z occ Biso |
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Mg1 0 0 0 .705 .94 |
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Mn1 0 0 0 .295 .94 |
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MgM2 .2791 .25 .9879 .295 .78 |
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MnM2 .2791 .25 .9879 .705 .78 |
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Si .0928 .25 .4243 .60 |
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O1 .0890 .25 .7572 .97 |
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O2 .4516 .25 .2261 .79 |
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O3 .1607 .0392 .2782 .82 |
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| Download AMC data (View Text File)
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Download diffraction data (View Text File)
View JMOL 3-D Structure (permalink) |
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Tephroite |
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Yamazaki S, Toraya H |
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Journal of Applied Crystallography 32 (1999) 51-59 |
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Rietveld refinement of site-occupancy parameters of Mg2-xMnxSiO4 |
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using a new weight function in least-squares fitting |
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Note: e = eo |
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Locality: synthetic |
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_database_code_amcsd 0019689 |
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10.45100 6.12446 4.80757 90 90 90 Pnma |
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atom x y z occ Biso |
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MgM1 0 0 0 .721 .77 |
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MnM1 0 0 0 .279 .77 |
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MgM2 .2794 .25 .9878 .279 .77 |
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MnM2 .2794 .25 .9878 .721 .77 |
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Si .0926 .25 .4241 .61 |
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O1 .0888 .25 .7577 .86 |
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O2 .4498 .25 .2234 .64 |
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O3 .1608 .0371 .2793 .70 |
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| Download AMC data (View Text File)
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Download diffraction data (View Text File)
View JMOL 3-D Structure (permalink) |
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Tephroite |
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Yamazaki S, Toraya H |
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Journal of Applied Crystallography 32 (1999) 51-59 |
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Rietveld refinement of site-occupancy parameters of Mg2-xMnxSiO4 |
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using a new weight function in least-squares fitting |
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Note: e = 1 |
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Locality: synthetic |
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_database_code_amcsd 0019690 |
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10.52411 6.17903 4.83927 90 90 90 Pnma |
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atom x y z occ Biso |
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MnM1 0 0 0 .513 .87 |
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MgM1 0 0 0 .487 .87 |
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MnM2 .2796 .25 .9875 .887 .85 |
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MgM2 .2796 .25 .9875 .113 .85 |
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Si .0936 .25 .4247 .62 |
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O1 .0893 .25 .7549 .95 |
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O2 .4533 .25 .2197 .67 |
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O3 .1603 .0409 .2809 .73 |
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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 (permalink) |
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Tephroite |
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Yamazaki S, Toraya H |
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Journal of Applied Crystallography 32 (1999) 51-59 |
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Rietveld refinement of site-occupancy parameters of Mg2-xMnxSiO4 |
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using a new weight function in least-squares fitting |
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Note: e = eo |
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Locality: synthetic |
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_database_code_amcsd 0019691 |
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10.52411 6.17903 4.83927 90 90 90 Pnma |
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atom x y z occ Biso |
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MnM1 0 0 0 .489 .69 |
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MgM1 0 0 0 .511 .69 |
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MnM2 .2801 .25 .9878 .911 .87 |
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MgM2 .2801 .25 .9878 .089 .87 |
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Si .0939 .25 .4248 .60 |
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O1 .0890 .25 .7564 .92 |
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O2 .4519 .25 .2181 .71 |
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O3 .1605 .0394 .2824 .68 |
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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 (permalink) |
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Tephroite |
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Yamazaki S, Toraya H |
| |
Journal of Applied Crystallography 32 (1999) 51-59 |
|
Rietveld refinement of site-occupancy parameters of Mg2-xMnxSiO4 |
|
using a new weight function in least-squares fitting |
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Note: e = 1 |
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Locality: synthetic |
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_database_code_amcsd 0019692 |
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10.60016 6.25753 4.90338 90 90 90 Pnma |
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atom x y z Biso |
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MnM1 0 0 0 1.02 |
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MnM2 .2799 .25 .9875 .93 |
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Si .0968 .25 .4278 .74 |
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O1 .0920 .25 .7527 1.02 |
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O2 .4570 .25 .2131 .80 |
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O3 .1621 .0469 .2865 1.19 |
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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 (permalink) |
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Tephroite |
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Yamazaki S, Toraya H |
| |
Journal of Applied Crystallography 32 (1999) 51-59 |
|
Rietveld refinement of site-occupancy parameters of Mg2-xMnxSiO4 |
|
using a new weight function in least-squares fitting |
|
Note: e = eo |
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Locality: synthetic |
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_database_code_amcsd 0019693 |
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10.60016 6.25753 4.90338 90 90 90 Pnma |
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atom x y z Biso |
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MnM1 0 0 0 .93 |
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MnM2 .2803 .25 .9880 .83 |
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Si .0966 .25 .4275 .71 |
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O1 .0931 .25 .7577 1.00 |
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O2 .4560 .25 .2110 .63 |
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O3 .1636 .0417 .2874 .93 |
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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 (permalink) |
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Tephroite |
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Redfern S A T, Knight K S, Henderson C M B, Wood B J |
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Mineralogical Magazine 62 (1998) 607-615 |
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Fe-Mn cation ordering in fayalite-tephroite (FexMn1-x)2SiO4 olivines: |
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A neutron diffraction study |
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Locality: synthetic |
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_database_code_amcsd 0019696 |
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4.87890 10.60587 6.20468 90 90 90 Pbnm |
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atom x y z occ Biso |
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MnM1 0 0 0 .546 .36 |
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FeM1 0 0 0 .454 .36 |
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MnM2 .9954 .2793 .25 .854 .54 |
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FeM2 .9954 .2793 .25 .146 .54 |
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Si .4285 .0960 .25 .39 |
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O1 .7606 .0926 .25 .68 |
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O2 .2126 .4536 .25 .62 |
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O3 .2871 .1637 .0395 .58 |
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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 (permalink) |
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Tephroite |
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Redfern S A T, Knight K S, Henderson C M B, Wood B J |
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Mineralogical Magazine 62 (1998) 607-615 |
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Fe-Mn cation ordering in fayalite-tephroite (FexMn1-x)2SiO4 olivines: |
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A neutron diffraction study |
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Locality: synthetic |
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_database_code_amcsd 0019697 |
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4.86184 10.58358 6.16950 90 90 90 Pbnm |
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atom x y z occ Biso |
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MnM1 0 0 0 .334 .41 |
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FeM1 0 0 0 .666 .41 |
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MnM2 .9786 .2824 .25 .666 .41 |
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FeM2 .9786 .2824 .25 .334 .41 |
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Si .4281 .0961 .25 .36 |
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O1 .7636 .0922 .25 .62 |
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O2 .2132 .4536 .25 .60 |
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O3 .2876 .1638 .0384 .59 |
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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 (permalink) |
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