American Mineralogist Crystal Structure Database

25 matching records for this search.

Liebenbergite
Download hom/liebenbergite.pdf
Bostrom D
Download am/vol72/AM72_965.pdf
American Mineralogist 72 (1987) 965-972
Single-crystal X-ray diffraction studies of synthetic Ni-Mg olivine solid
solutions
Sample: XNi2+ = .51
_database_code_amcsd 0001121
4.739 10.183 5.943 90 90 90 Pbnm
atom     x     y     z  occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Mg1      0     0     0 .216  .0257  .0103  .0263 -.0001 -.0033 -.0022
Ni1      0     0     0 .784  .0257  .0103  .0263 -.0001 -.0033 -.0022
Mg2  .9906 .2752   .25 .764  .0379  .0090  .0334  .0010      0      0
Ni2  .9906 .2752   .25 .236  .0379  .0090  .0334  .0010      0      0
Si   .4256 .0936   .25       .0189  .0088  .0267  .0005      0      0
O1   .7669 .0932   .25       .0268  .0105  .0370 -.0002      0      0
O2   .2188 .4455   .25       .0353  .0082  .0405  .0012      0      0
O3   .2756 .1627 .0317       .0409  .0122  .0340  .0016 -.0014  .0046
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Liebenbergite
Download hom/liebenbergite.pdf
Bostrom D
Download am/vol72/AM72_965.pdf
American Mineralogist 72 (1987) 965-972
Single-crystal X-ray diffraction studies of synthetic Ni-Mg olivine solid
solutions
Sample: XNi2+ = .69
_database_code_amcsd 0001122
4.7352 10.1612 5.9317 90 90 90 Pbnm
atom     x     y     z  occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Mg1      0     0     0 .102  .0269  .0106  .0249 -.0003 -.0031 -.0025
Ni1      0     0     0 .898  .0269  .0106  .0249 -.0003 -.0031 -.0025
Mg2  .9912 .2744   .25 .518  .0332  .0085  .0308  .0007      0      0
Ni2  .9912 .2744   .25 .482  .0332  .0085  .0308  .0007      0      0
Si   .4263 .0938   .25       .0220  .0091  .0240  .0003      0      0
O1   .7675 .0931   .25       .0301  .0119  .0288  .0008      0      0
O2   .2190 .4452   .25       .0372  .0097  .0353 -.0013      0      0
O3   .2750 .1627 .0313       .0386  .0124  .0323  .0005 -.0019  .0041
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Liebenbergite
Download hom/liebenbergite.pdf
Bostrom D
Download am/vol72/AM72_965.pdf
American Mineralogist 72 (1987) 965-972
Single-crystal X-ray diffraction studies of synthetic Ni-Mg olivine solid
solutions
Sample: XNi2+ = .75
_database_code_amcsd 0001123
4.7331 10.1565 5.9285 90 90 90 Pbnm
atom     x     y     z  occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Mg1      0     0     0 .066  .0232  .0093  .0278 -.0004 -.0032 -.0023
Ni1      0     0     0 .934  .0232  .0093  .0278 -.0004 -.0032 -.0023
Mg2  .9916 .2743   .25 .434  .0287  .0069  .0343  .0006      0      0
Ni2  .9916 .2743   .25 .566  .0287  .0069  .0343  .0006      0      0
Si   .4265 .0938   .25       .0160  .0075  .0290  .0000      0      0
O1   .7678 .0934   .25       .0212  .0102  .0386 -.0002      0      0
O2   .2182 .4452   .25       .0321  .0072  .0425 -.0019      0      0
O3   .2748 .1629 .0311       .0379  .0108  .0319  .0014  .0015  .0017
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Liebenbergite
Download hom/liebenbergite.pdf
Bostrom D
Download am/vol72/AM72_965.pdf
American Mineralogist 72 (1987) 965-972
Single-crystal X-ray diffraction studies of synthetic Ni-Mg olivine solid
solutions
Sample: XNi2+ = 1.00
_database_code_amcsd 0001124
4.7296 10.1209 5.9150 90 90 90 Pbnm
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Ni1      0     0     0  .0306  .0103  .0359 -.0011 -.0042 -.0022
Ni2  .9926 .2738   .25  .0373  .0076  .0374  .0008      0      0
Si   .4273 .0943   .25  .0174  .0086  .0356  .0006      0      0
O1   .7689 .0936   .25  .0269  .0126  .0423  .0032      0      0
O2   .2179 .4451   .25  .0365  .0087  .0454  .0003      0      0
O3   .2737 .1629 .0303  .0393  .0142  .0436  .0019 -.0026  .0054
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Liebenbergite
Download hom/liebenbergite.pdf
Ottonello G, Della Giusta A, Molin G M
Download am/vol74/AM74_411.pdf
American Mineralogist 74 (1989) 411-421
Cation ordering in Ni-Mg olivines
sample Ni.51, synthesized at 890 C, then quenched
MgNiSiO4
_database_code_amcsd 0001221
4.7392 10.1939 5.9432 90 90 90 Pbnm
atom     x     y     z  occ Biso
Ni1      0     0     0 .788 0.51
Mg1      0     0     0 .212 0.51
Ni2  .9901 .2751   .25 .246 0.59
Mg2  .9901 .2751   .25 .754 0.59
Si   .4252 .0936   .25      0.47
O1   .7670 .0929   .25      0.59
O2   .2186 .4455   .25      0.54
O3   .2762 .1627 .0324      0.59
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Liebenbergite
Download hom/liebenbergite.pdf
Ottonello G, Della Giusta A, Molin G M
Download am/vol74/AM74_411.pdf
American Mineralogist 74 (1989) 411-421
Cation ordering in Ni-Mg olivines
sample Ni.51, heated to 1150 C, then quenched
MgNiSiO4
_database_code_amcsd 0001222
4.7431 10.1765 5.9401 90 90 90 Pbnm
atom     x     y     z occ Biso
Mg1      0     0     0 .29 0.51
Ni1      0     0     0 .71 0.51
Ni2  .9913 .2751   .25 .32 0.52
Mg2  .9913 .2751   .25 .68 0.52
Si   .4265 .0936   .25     0.47
O1   .7685 .0929   .25     0.51
O2   .2200 .4462   .25     0.56
O3   .2745 .1626 .0326     0.63
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Liebenbergite
Download hom/liebenbergite.pdf
Ottonello G, Della Giusta A, Molin G M
Download am/vol74/AM74_411.pdf
American Mineralogist 74 (1989) 411-421
Cation ordering in Ni-Mg olivines
sample Ni.51, heated to 1300 C, then quenched
MgNiSiO4
_database_code_amcsd 0001223
4.7398 10.1773 5.9443 90 90 90 Pbnm
atom     x     y     z  occ Biso
Ni1      0     0     0 .705 0.64
Mg1      0     0     0 .295 0.64
Ni2  .9911 .2752   .25 .294 0.67
Mg2  .9911 .2752   .25 .706 0.67
Si   .4262 .0936   .25      0.57
O1   .7669 .0926   .25      0.74
O2   .2194 .4462   .25      0.66
O3   .2765 .1622 .0320      0.70
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Liebenbergite
Download hom/liebenbergite.pdf
Ottonello G, Della Giusta A, Molin G M
Download am/vol74/AM74_411.pdf
American Mineralogist 74 (1989) 411-421
Cation ordering in Ni-Mg olivines
sample Ni.63, synthesized at 900 C, then quenched
Mg.634Ni1.363SiO4
_database_code_amcsd 0001224
4.7393 10.1620 5.9330 90 90 90 Pbnm
atom     x     y     z occ Biso
Ni1      0     0     0 .87 0.54
Mg1      0     0     0 .13 0.54
Ni2  .9912 .2748   .25 .47 0.57
Mg2  .9912 .2748   .25 .53 0.57
Si   .4259 .0930   .25     0.51
O1   .7692 .0930   .25     0.62
O2   .2174 .4454   .25     0.60
O3   .2760 .1629 .0319     0.73
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Liebenbergite
Download hom/liebenbergite.pdf
Ottonello G, Della Giusta A, Molin G M
Download am/vol74/AM74_411.pdf
American Mineralogist 74 (1989) 411-421
Cation ordering in Ni-Mg olivines
sample Ni.63, heated to 800 C, then quenched
Mg.634Ni1.363SiO4
_database_code_amcsd 0001225
4.7345 10.1623 5.9317 90 90 90 Pbnm
atom     x     y     z occ Biso
Ni1      0     0     0 .88 0.34
Mg1      0     0     0 .12 0.34
Ni2  .9917 .2744   .25 .50 0.39
Mg2  .9917 .2744   .25 .50 0.39
Si   .4266 .0937   .25     0.35
O1   .7677 .0936   .25     0.37
O2   .2194 .4455   .25     0.41
O3   .2735 .1626 .0314     0.41
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Liebenbergite
Download hom/liebenbergite.pdf
Ottonello G, Della Giusta A, Molin G M
Download am/vol74/AM74_411.pdf
American Mineralogist 74 (1989) 411-421
Cation ordering in Ni-Mg olivines
sample Ni.63, heated to 1150 C, then quenched
Mg.634Ni1.363SiO4
_database_code_amcsd 0001226
4.7370 10.1616 5.9337 90 90 90 Pbnm
atom     x     y     z  occ Biso
Ni1      0     0     0 .864 0.54
Mg1      0     0     0 .136 0.54
Ni2  .9916 .2744   .25 .535 0.56
Mg2  .9916 .2744   .25 .465 0.56
Si   .4266 .0938   .25      0.50
O1   .7679 .0931   .25      0.59
O2   .2178 .4454   .25      0.57
O3   .2745 .1626 .0312      0.62
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Liebenbergite
Download hom/liebenbergite.pdf
Ottonello G, Della Giusta A, Molin G M
Download am/vol74/AM74_411.pdf
American Mineralogist 74 (1989) 411-421
Cation ordering in Ni-Mg olivines
sample Ni.75, synthesized at 910 C, then quenched
Mg.505Ni1.492SiO4
_database_code_amcsd 0001227
4.7339 10.1583 5.9303 90 90 90 Pbnm
atom     x     y     z occ Biso
Ni1      0     0     0 .95 0.55
Mg1      0     0     0 .05 0.55
Ni2  .9919 .2742   .25 .60 0.60
Mg2  .9919 .2742   .25 .40 0.60
Si   .4266 .0938   .25     0.52
O1   .7669 .0932   .25     0.58
O2   .2189 .4451   .25     0.61
O3   .2744 .1627 .0315     0.58
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Liebenbergite
Download hom/liebenbergite.pdf
Ottonello G, Della Giusta A, Molin G M
Download am/vol74/AM74_411.pdf
American Mineralogist 74 (1989) 411-421
Cation ordering in Ni-Mg olivines
sample Ni.75, heated to 1150 C, then quenched
Mg.505Ni1.492SiO4
_database_code_amcsd 0001228
4.7350 10.1526 5.9278 90 90 90 Pbnm
atom     x     y     z occ Biso
Ni1      0     0     0 .87 0.43
Mg1      0     0     0 .13 0.43
Ni2  .9918 .2745   .25 .59 0.45
Mg2  .9918 .2745   .25 .41 0.45
Si   .4267 .0938   .25     0.46
O1   .7684 .0929   .25     0.47
O2   .2198 .4449   .25     0.57
O3   .2750 .1630 .0319     0.52
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Liebenbergite
Download hom/liebenbergite.pdf
Rajamani V, Brown G E, Prewitt C T
Download am/vol60/AM60_292.pdf
American Mineralogist 60 (1975) 292-299
Cation ordering in Ni-Mg olivine
_database_code_amcsd 0000455
4.7366 10.1716 5.9374 90 90 90 Pbnm
atom     x     y     z  occ Biso
Si   .4260 .0937   .25       .30
Ni1      0     0     0 .767  .26
Mg1      0     0     0 .233  .26
Ni2  .9907 .2750   .25 .263  .27
Mg2  .9907 .2750   .25 .737  .27
O1   .7672 .0931   .25       .44
O2   .2193 .4451   .25       .42
O3   .2755 .1625 .0316       .45
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Liebenbergite
Download hom/liebenbergite.pdf
Lager G A, Meagher E P
Download am/vol63/AM63_365.pdf
American Mineralogist 63 (1978) 365-377
High-temperature structural study of six olivines
T = 25 deg C, synthetic Ni2SiO4
_database_code_amcsd 0000642
4.726 10.118 5.913 90 90 90 Pbnm
atom     x     y    z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Ni1      0     0    0  .0055  .0006  .0020      0 -.0002 -.0003
Ni2  .9924 .2738  .25  .0060  .0001  .0032 -.0001      0      0
Si   .4276 .0944  .25  .0051  .0002  .0025  .0001      0      0
O1   .7703 .0935  .25  .0026  .0011  .0065 -.0003      0      0
O2   .2197 .4455  .25  .0085  .0003  .0014  .0007      0      0
O3   .2754 .1633 .031  .0073  .0012  .0025 -.0002  .0010 0.0001
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Liebenbergite
Download hom/liebenbergite.pdf
Lager G A, Meagher E P
Download am/vol63/AM63_365.pdf
American Mineralogist 63 (1978) 365-377
High-temperature structural study of six olivines
T = 300 deg C, synthetic Ni2SiO4
_database_code_amcsd 0000643
4.744 10.151 5.933 90 90 90 Pbnm
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Ni1      0     0     0  .0076  .0019  .0034 -.0002 -.0005 -.0005
Ni2  .9925 .2745   .25  .0084  .0015  .0043 -.0001      0      0
Si   .4272 .0947   .25  .0036  .0012  .0051  .0001      0      0
O1   .7697 .0923   .25  .0079  .0022  .0104  .0001      0      0
O2   .2187 .4454   .25  .0093  .0010  .0118  .0017      0      0
O3   .2770 .1632 .0324  .0098  .0035  .0047 -.0008 -.0004  .0013
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Liebenbergite
Download hom/liebenbergite.pdf
Lager G A, Meagher E P
Download am/vol63/AM63_365.pdf
American Mineralogist 63 (1978) 365-377
High-temperature structural study of six olivines
T = 600 deg C, synthetic Ni2SiO4
_database_code_amcsd 0000644
4.760 10.179 5.951 90 90 90 Pbnm
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Ni1      0     0     0  .0104  .0029  .0056 -.0005 -.0007 -.0008
Ni2  .9922 .2746   .25  .0125  .0022  .0071  .0001      0      0
Si   .4276 .0941   .25  .0054  .0016  .0066  .0008      0      0
O1   .7693 .0930   .25  .0108  .0035  .0079 -.0001      0      0
O2   .2163 .4459   .25  .0171  .0018  .0065  .0025      0      0
O3   .2778 .1630 .0328  .0148  .0035  .0091  .0005 -.0009  .0005
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Liebenbergite
Download hom/liebenbergite.pdf
Lager G A, Meagher E P
Download am/vol63/AM63_365.pdf
American Mineralogist 63 (1978) 365-377
High-temperature structural study of six olivines
T = 900 deg C, synthetic Ni2SiO4
_database_code_amcsd 0000645
4.775 10.216 5.971 90 90 90 Pbnm
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Ni1      0     0     0  .0133  .0039  .0100 -.0004 -.0012 -.0009
Ni2  .9919 .2750   .25  .0162  .0029  .0120  .0001      0      0
Si   .4277 .0943   .25  .0076  .0024  .0091      0      0      0
O1   .7682 .0934   .25  .0105  .0048  .0144 -.0005      0      0
O2   .2166 .4464   .25  .0204  .0022  .0133  .0021      0      0
O3   .2787 .1631 .0333  .0181  .0048  .0110 -.0001 -.0018  .0011
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Liebenbergite
Download hom/liebenbergite.pdf
Bish D L
Download am/vol66/AM66_770.pdf
American Mineralogist 66 (1981) 770-776
Cation ordering in synthetic and natural Ni-Mg olivine
natural
_database_code_amcsd 0000840
4.7311 10.1797 5.9408 90 90 90 Pbnm
atom     x     y    z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Ni1      0     0    0     0.0046 0.0010 0.0025 -.0001 -.0003 -.0002
Ni2  .9903 .2747  .25 .66 0.0057 0.0008 0.0028      0      0      0
Mg   .9903 .2747  .25 .34 0.0057 0.0008 0.0028      0      0      0
Si   .4265 .0938  .25     0.0044 0.0007 0.0026      0      0      0
O1   .7671 .0925  .25     0.0048 0.0013 0.0025      0      0      0
O2   .2190 .4455  .25     0.0057 0.0009 0.0031 -.0002      0      0
O3   .2755 .1625 .031     0.0059 0.0011 0.0034 -.0003 0.0001 0.0003
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Liebenbergite
Download hom/liebenbergite.pdf
Bish D L
Download am/vol66/AM66_770.pdf
American Mineralogist 66 (1981) 770-776
Cation ordering in synthetic and natural Ni-Mg olivine
synthetic
_database_code_amcsd 0000841
4.7366 10.164 5.9322 90 90 90 Pbnm
atom     x     y     z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Ni1      0     0     0 .83 0.0053 0.0008 0.0029      0 -.0003 -.0002
Mg1      0     0     0 .17 0.0053 0.0008 0.0029      0 -.0003 -.0002
Ni2  .9909 .2748   .25 .33 0.0063 0.0006 0.0033      0      0      0
Mg2  .9909 .2748   .25 .67 0.0063 0.0006 0.0033      0      0      0
Si   .4263 .0937   .25     0.0052 0.0005 0.0030 0.0001      0      0
O1   .7676 .0931   .25     0.0046 0.0011 0.0031      0      0      0
O2   .2199 .4456   .25     0.0057 0.0006 0.0042 0.0001      0      0
O3   .2752 .1625 .0311     0.0061 0.0010 0.0036 -.0001 0.0001 0.0004
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Liebenbergite
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Chen J, Li R, Parise J B, Weidner D J
Download am/vol81/AM81_1519.pdf
American Mineralogist 81 (1996) 1519-1522
Pressure-induced ordering in (Ni,Mg)2SiO4 olivine
Sample: Room pressure, 23 C, (800 C quenched)
_database_code_amcsd 0001846
4.7362 10.1682 5.9401 90 90 90 Pbnm
atom     x     y     z  occ Uiso
Ni1      0     0     0 .742 .015
Mg1      0     0     0 .258 .015
Ni2  .9898 .2752   .25 .258 .015
Mg2  .9898 .2752   .25 .742 .015
Si   .4256 .0932   .25      .017
O1   .7719 .0916   .25      .009
O2   .2208 .4447   .25      .009
O3   .2768 .1640 .0319      .009
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Liebenbergite
Download hom/liebenbergite.pdf
Chen J, Li R, Parise J B, Weidner D J
Download am/vol81/AM81_1519.pdf
American Mineralogist 81 (1996) 1519-1522
Pressure-induced ordering in (Ni,Mg)2SiO4 olivine
Sample: 4 GPa and 800 C, 40 min
_database_code_amcsd 0001847
4.7325 10.1454 5.9313 90 90 90 Pbnm
atom     x     y     z  occ Uiso
Ni1      0     0     0 .754 .017
Mg1      0     0     0 .246 .017
Ni2  .9873 .2760   .25 .246 .017
Mg2  .9873 .2760   .25 .754 .017
Si   .4268 .0940   .25      .011
O1   .7719 .0884   .25      .007
O2   .2254 .4469   .25      .007
O3   .2814 .1613 .0346      .007
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Liebenbergite
Download hom/liebenbergite.pdf
Chen J, Li R, Parise J B, Weidner D J
Download am/vol81/AM81_1519.pdf
American Mineralogist 81 (1996) 1519-1522
Pressure-induced ordering in (Ni,Mg)2SiO4 olivine
Sample: 4 GPa and 800 C, 63 min
_database_code_amcsd 0001848
4.7330 10.1452 5.9303 90 90 90 Pbnm
atom     x     y     z  occ Uiso
Ni1      0     0     0 .757 .017
Mg1      0     0     0 .243 .017
Ni2  .9879 .2757   .25 .243 .017
Mg2  .9879 .2757   .25 .757 .017
Si   .4269 .0945   .25      .013
O1   .7722 .0885   .25      .004
O2   .2235 .4442   .25      .004
O3   .2796 .1636 .0343      .004
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Liebenbergite
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Chen J, Li R, Parise J B, Weidner D J
Download am/vol81/AM81_1519.pdf
American Mineralogist 81 (1996) 1519-1522
Pressure-induced ordering in (Ni,Mg)2SiO4 olivine
Sample: 4 GPa and 800 C, 109 min
_database_code_amcsd 0001849
4.7322 10.1453 5.9309 90 90 90 Pbnm
atom     x     y     z  occ Uiso
Ni1      0     0     0 .762 .016
Mg1      0     0     0 .238 .016
Ni2  .9892 .2762   .25 .238 .016
Mg2  .9892 .2762   .25 .762 .016
Si   .4260 .0939   .25      .017
O1   .7687 .0890   .25      .010
O2   .2259 .4450   .25      .010
O3   .2804 .1626 .0326      .010
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Liebenbergite
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Henderson C M B, Redfern S A T, Smith R I, Knight K S, Charnock J M
Download am/vol86/AM86_1170.pdf
American Mineralogist 86 (2001) 1170-1187
Composition and temperature dependence of cation ordering in Ni-Mg olivine solid solutions:
A time-of-flight neutron powder diffraction and EXAFS study
Sample: Mg50Ni50 at room temperature
_database_code_amcsd 0002678
4.7396 10.187 5.9467 90 90 90 Pbnm
atom     x     y     z  occ Biso
Ni1      0     0     0 .727 0.40
Mg1      0     0     0 .273 0.40
Ni2  .9914 .2754   .25 .273 0.44
Mg2  .9914 .2754   .25 .727 0.44
Si   .4256 .0933   .25      0.29
O1   .7677 .0931   .25      0.44
O2   .2203 .4458   .25      0.47
O3   .2756 .1624 .0316      0.48
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Liebenbergite
Download hom/liebenbergite.pdf
Henderson C M B, Redfern S A T, Smith R I, Knight K S, Charnock J M
Download am/vol86/AM86_1170.pdf
American Mineralogist 86 (2001) 1170-1187
Composition and temperature dependence of cation ordering in Ni-Mg olivine solid solutions:
A time-of-flight neutron powder diffraction and EXAFS study
Sample: Mg20Ni80 at room temperature
_database_code_amcsd 0002679
4.7310 10.144 5.9267 90 90 90 Pbnm
atom     x     y     z  occ Biso
Ni1      0     0     0 .932 0.40
Mg1      0     0     0 .068 0.40
Ni2  .9927 .2744   .25 .668 0.40
Mg2  .9927 .2744   .25 .332 0.40
Si   .4264 .0935   .25      0.25
O1   .7701 .0936   .25      0.38
O2   .2180 .4452   .25      0.45
O3   .2747 .1627 .0305      0.40
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