American Mineralogist Crystal Structure Database

34 matching records for this search.

Olivine
 
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.30B, synthesized at 902 C, then quenched
Mg1.4Ni.6SiO4
_database_code_amcsd 0001216
4.7458 10.1986 5.9563 90 90 90 Pbnm
atom     x     y     z  occ Biso
Mg1      0     0     0 .468 0.57
Ni1      0     0     0 .532 0.57
Mg2  .9900 .2761   .25 .932 0.62
Ni2  .9900 .2761   .25 .068 0.62
Si   .4257 .0936   .25      0.51
O1   .7660 .0924   .25      0.59
O2   .2202 .4461   .25      0.58
O3   .2763 .1626 .0326      0.62
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View JMOL 3-D Structure
 
Olivine
 
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.30B, heated at 1150 C, then quenched
Mg1.4Ni.6SiO4
_database_code_amcsd 0001217
4.7453 10.1926 5.9559 90 90 90 Pbnm
atom     x     y     z  occ Biso
Ni1      0     0     0 .495 0.50
Mg1      0     0     0 .505 0.50
Ni2  .9908 .2760   .25 .121 0.56
Mg2  .9908 .2760   .25 .879 0.56
Si   .4257 .0936   .25      0.43
O1   .7673 .0924   .25      0.55
O2   .2198 .4463   .25      0.53
O3   .2767 .1628 .0324      0.56
Download AMC data (View Text File)
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View JMOL 3-D Structure
 
Olivine
 
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.30B, heated at 1300 C, then quenched
Mg1.4Ni.6SiO4
_database_code_amcsd 0001218
4.7452 10.1909 5.9583 90 90 90 Pbnm
atom     x     y     z  occ Biso
Ni1      0     0     0 .478 0.61
Mg1      0     0     0 .522 0.61
Ni2  .9909 .2760   .25 .139 0.67
Mg2  .9909 .2760   .25 .861 0.67
Si   .4262 .0936   .25      0.54
O1   .7666 .0924   .25      0.56
O2   .2199 .4463   .25      0.59
O3   .2765 .1627 .0322      0.65
Download AMC data (View Text File)
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View JMOL 3-D Structure
 
Olivine
 
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.30A, synthesized at 902 C, then quenched
Mg1.4Ni.6SiO4
_database_code_amcsd 0001219
4.7466 10.2003 5.9556 90 90 90 Pbnm
atom     x     y     z  occ Biso
Ni1      0     0     0 .533 0.60
Mg1      0     0     0 .467 0.60
Ni2  .9904 .2762   .25 .065 0.64
Mg2  .9904 .2762   .25 .935 0.64
Si   .4258 .0936   .25      0.53
O1   .7669 .0925   .25      0.62
O2   .2196 .4464   .25      0.63
O3   .2765 .1626 .0323      0.66
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View JMOL 3-D Structure
 
Olivine
 
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.30A, heated to 800 C, then quenched
Mg1.4Ni.6SiO4
_database_code_amcsd 0001220
4.7459 10.1950 5.9559 90 90 90 Pbnm
atom     x     y     z  occ Biso
Ni1      0     0     0 .508 0.65
Mg1      0     0     0 .492 0.65
Ni2  .9906 .2760   .25 .089 0.70
Mg2  .9906 .2760   .25 .911 0.79
Si   .4261 .0936   .25      0.59
O1   .7667 .0927   .25      0.66
O2   .2210 .4462   .25      0.71
O3   .2760 .1628 .0321      0.73
Download AMC data (View Text File)
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View JMOL 3-D Structure
 
Olivine
 
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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View JMOL 3-D Structure
 
Olivine
 
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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View JMOL 3-D Structure
 
Olivine
 
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
Download AMC data (View Text File)
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View JMOL 3-D Structure
 
Olivine
 
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
Download AMC data (View Text File)
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View JMOL 3-D Structure
 
Olivine
 
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
Download AMC data (View Text File)
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View JMOL 3-D Structure
 
Olivine
 
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
Download AMC data (View Text File)
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View JMOL 3-D Structure
 
Olivine
 
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
Download AMC data (View Text File)
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View JMOL 3-D Structure
 
Olivine
 
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
Download AMC data (View Text File)
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View JMOL 3-D Structure
 
Pyroxene
 
Molin G M
Download am/vol74/AM74_593.pdf
American Mineralogist 74 (1989) 593-598
Crystal-chemical study of cation disordering in Al-rich and Al-poor
orthopyroxenes from spinel lherzolite xenoliths
sample Le4A, natural
_database_code_amcsd 0001232
18.241 8.804 5.198 90 90 90 Pbca
atom     x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg1  .3758 .6540 .8650 .955 0.0083 0.0081 0.0072  .0001 -.0008  .0002
Fe1  .3758 .6540 .8650 .045 0.0083 0.0081 0.0072  .0001 -.0008  .0002
Mg2  .3784 .4831 .3584 .833 0.0116 0.0124 0.0090 -.0018 -.0018 -.0005
Fe2  .3784 .4831 .3584 .167 0.0116 0.0124 0.0090 -.0018 -.0018 -.0005
SiA  .2714 .3417 .0472      0.0069 0.0083 0.0072 -.0007  .0004 -.0002
SiB  .4735 .3372 .8017      0.0074 0.0083 0.0079  .0003 -.0004  .0004
O1   .1829 .3392 .0352      0.0077 0.0111 0.0098  .0001  .0003  .0004
O2   .3108 .5033 .0425      0.0109 0.0087 0.0107 -.0012 -.0011  .0008
O3   .3026 .2251 .8254      0.0093 0.0134 0.0091 -.0005  .0005 -.0037
O4   .5630 .3381 .8039      0.0078 0.0109 0.0108  .0001 -.0001  .0002
O5   .4333 .4851 .6913      0.0113 0.0117 0.0112  .0011  .0000  .0019
O6   .4470 .1951 .6057      0.0092 0.0129 0.0126  .0002 -.0006 -.0043
Download AMC data (View Text File)
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View JMOL 3-D Structure
 
Pyroxene
 
Molin G M
Download am/vol74/AM74_593.pdf
American Mineralogist 74 (1989) 593-598
Crystal-chemical study of cation disordering in Al-rich and Al-poor
orthopyroxenes from spinel lherzolite xenoliths
sample Le4A, 1050 C, 3 min
_database_code_amcsd 0001233
18.244 8.805 5.196 90 90 90 Pbca
atom     x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg1  .3758 .6540 .8649 .947 0.0074 0.0084 0.0071  .0000 -.0006  .0002
Fe1  .3758 .6540 .8649 .053 0.0074 0.0084 0.0071  .0000 -.0006  .0002
Mg2  .3784 .4832 .3582 .843 0.0111 0.0133 0.0091 -.0017 -.0020 -.0005
Fe2  .3784 .4832 .3582 .157 0.0111 0.0133 0.0091 -.0017 -.0020 -.0005
SiA  .2714 .3417 .0471      0.0065 0.0085 0.0073 -.0004  .0002  .0001
SiB  .4735 .3372 .8018      0.0066 0.0090 0.0082  .0002 -.0002  .0002
O1   .1830 .3392 .0347      0.0060 0.0113 0.0111 -.0001  .0003  .0003
O2   .3106 .5032 .0428      0.0099 0.0088 0.0105 -.0011 -.0010  .0009
O3   .3026 .2249 .8255      0.0082 0.0137 0.0095 -.0009 -.0005 -.0027
O4   .5630 .3383 .8039      0.0066 0.0125 0.0107 -.0002 -.0002  .0011
O5   .4332 .4849 .6911      0.0103 0.0124 0.0111  .0004 -.0004  .0018
O6   .4470 .1952 .6056      0.0086 0.0135 0.0128 -.0005 -.0002 -.0040
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View JMOL 3-D Structure
 
Pyroxene
 
Molin G M
Download am/vol74/AM74_593.pdf
American Mineralogist 74 (1989) 593-598
Crystal-chemical study of cation disordering in Al-rich and Al-poor
orthopyroxenes from spinel lherzolite xenoliths
sample Le4A, 1050 C, 10 min
_database_code_amcsd 0001234
18.243 8.808 5.197 90 90 90 Pbca
atom     x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg1  .3758 .6540 .8650 .943 0.0078 0.0093 0.0076  .0001 -.0007  .0000
Fe1  .3758 .6540 .8650 .057 0.0078 0.0093 0.0076  .0001 -.0007  .0000
Mg2  .3784 .4832 .3582 .842 0.0109 0.0140 0.0093 -.0021 -.0018 -.0004
Fe2  .3784 .4832 .3582 .158 0.0109 0.0140 0.0093 -.0021 -.0018 -.0004
SiA  .2714 .3417 .0473      0.0064 0.0093 0.0076 -.0005  .0003 -.0004
SiB  .4735 .3372 .8016      0.0068 0.0094 0.0085  .0001 -.0003  .0002
O1   .1830 .3392 .0348      0.0067 0.0114 0.0108  .0008  .0004  .0003
O2   .3106 .5033 .0419      0.0106 0.0107 0.0108 -.0009 -.0009  .0003
O3   .3026 .2249 .8258      0.0093 0.0150 0.0086 -.0003  .0007 -.0020
O4   .5630 .3384 .8038      0.0079 0.0113 0.0107 -.0002  .0005  .0003
O5   .4334 .4851 .6914      0.0105 0.0130 0.0120  .0005 -.0005  .0022
O6   .4470 .1952 .6063      0.0083 0.0148 0.0130 -.0003 -.0005 -.0047
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View JMOL 3-D Structure
 
Pyroxene
 
Molin G M
Download am/vol74/AM74_593.pdf
American Mineralogist 74 (1989) 593-598
Crystal-chemical study of cation disordering in Al-rich and Al-poor
orthopyroxenes from spinel lherzolite xenoliths
sample Le4A, 1050 C, 90 min
_database_code_amcsd 0001235
18.244 8.805 5.196 90 90 90 Pbca
atom     x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg1  .3759 .6539 .8649 .945 0.0091 0.0068 0.0087  .0000 -.0005  .0001
Fe1  .3759 .6539 .8649 .055 0.0091 0.0068 0.0087  .0000 -.0005  .0001
Mg2  .3784 .4832 .3582 .845 0.0128 0.0111 0.0104 -.0016 -.0020 -.0002
Fe2  .3784 .4832 .3582 .155 0.0128 0.0111 0.0104 -.0016 -.0020 -.0002
SiA  .2714 .3417 .0472      0.0078 0.0069 0.0088 -.0008  .0003 -.0002
SiB  .4735 .3373 .8017      0.0080 0.0075 0.0095  .0003 -.0004  .0003
O1   .1830 .3395 .0352      0.0084 0.0094 0.0127 -.0003 -.0002 -.0003
O2   .3108 .5032 .0425      0.0123 0.0070 0.0123 -.0018 -.0004 -.0005
O3   .3026 .2248 .8256      0.0103 0.0109 0.0102  .0000  .0001 -.0030
O4   .5630 .3383 .8036      0.0084 0.0101 0.0121 -.0008  .0003  .0008
O5   .4332 .4847 .6908      0.0121 0.0106 0.0126  .0011  .0000  .0025
O6   .4471 .1953 .6052      0.0099 0.0113 0.0143  .0006 -.0005 -.0039
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View JMOL 3-D Structure
 
Pyroxene
 
Molin G M
Download am/vol74/AM74_593.pdf
American Mineralogist 74 (1989) 593-598
Crystal-chemical study of cation disordering in Al-rich and Al-poor
orthopyroxenes from spinel lherzolite xenoliths
sample Le4A, 1150 C, 2 min
_database_code_amcsd 0001236
18.246 8.809 5.197 90 90 90 Pbca
atom     x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg1  .3758 .6539 .8649 .940 0.0080 0.0092 0.0079  .0002 -.0006  .0001
Fe1  .3758 .6539 .8649 .060 0.0080 0.0092 0.0079  .0002 -.0006  .0001
Mg2  .3784 .4832 .3583 .847 0.0115 0.0134 0.0096 -.0017 -.0018 -.0003
Fe2  .3784 .4832 .3583 .153 0.0115 0.0134 0.0096 -.0017 -.0018 -.0003
SiA  .2714 .3417 .0472      0.0069 0.0090 0.0076 -.0004  .0001  .0000
SiB  .4735 .3372 .8016      0.0071 0.0090 0.0085  .0001 -.0002  .0002
O1   .1830 .3393 .0349      0.0074 0.0120 0.0111  .0004 -.0001 -.0002
O2   .3107 .5030 .0425      0.0107 0.0104 0.0111 -.0012 -.0006  .0004
O3   .3026 .2250 .8259      0.0097 0.0140 0.0094 -.0005  .0007 -.0028
O4   .5630 .3386 .8035      0.0082 0.0113 0.0108 -.0004 -.0008  .0006
O5   .4334 .4851 .6910      0.0111 0.0132 0.0118  .0017  .0000  .0022
O6   .4470 .1949 .6062      0.0092 0.0132 0.0136  .0000 -.0001 -.0038
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View JMOL 3-D Structure
 
Pyroxene
 
Molin G M
Download am/vol74/AM74_593.pdf
American Mineralogist 74 (1989) 593-598
Crystal-chemical study of cation disordering in Al-rich and Al-poor
orthopyroxenes from spinel lherzolite xenoliths
sample Le4A, 1150 C, 10 min
_database_code_amcsd 0001237
18.242 8.803 5.198 90 90 90 Pbca
atom     x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg1  .3758 .6540 .8651 .941 0.0090 0.0071 0.0098  .0004 -.0003  .0001
Fe1  .3758 .6540 .8651 .059 0.0090 0.0071 0.0098  .0004 -.0003  .0001
Mg2  .3784 .4831 .3582 .846 0.0126 0.0111 0.0112 -.0018 -.0019 -.0002
Fe2  .3784 .4831 .3582 .154 0.0126 0.0111 0.0112 -.0018 -.0019 -.0002
SiA  .2714 .3417 .0473      0.0080 0.0068 0.0096 -.0005  .0003 -.0001
SiB  .4735 .3372 .8015      0.0079 0.0075 0.0105 -.0001 -.0006  .0005
O1   .1830 .3392 .0354      0.0077 0.0101 0.0125  .0005  .0004  .0002
O2   .3107 .5031 .0426      0.0122 0.0076 0.0138 -.0013 -.0004 -.0002
O3   .3026 .2249 .8256      0.0109 0.0103 0.0108 -.0008  .0008 -.0025
O4   .5630 .3384 .8033      0.0090 0.0098 0.0127 -.0001  .0003  .0003
O5   .4331 .4849 .6908      0.0124 0.0109 0.0124  .0013 -.0008  .0025
O6   .4470 .1952 .6049      0.0109 0.0121 0.0142 -.0001 -.0003 -.0048
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View JMOL 3-D Structure
 
Pyroxene
 
Molin G M
Download am/vol74/AM74_593.pdf
American Mineralogist 74 (1989) 593-598
Crystal-chemical study of cation disordering in Al-rich and Al-poor
orthopyroxenes from spinel lherzolite xenoliths
sample Le9A, natural
_database_code_amcsd 0001238
18.246 8.828 5.189 90 90 90 Pbca
atom     x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg1  .3758 .6541 .8666 .972 0.0079 0.0086 0.0065 -.0002 -.0005  .0000
Fe1  .3758 .6541 .8666 .028 0.0079 0.0086 0.0065 -.0002 -.0005  .0000
Mg2  .3775 .4849 .3601 .858 0.0109 0.0112 0.0081 -.0011 -.0015  .0003
Fe2  .3775 .4849 .3601 .142 0.0109 0.0112 0.0081 -.0011 -.0015  .0003
SiA  .2715 .3415 .0496      0.0066 0.0079 0.0065 -.0005  .0002 -.0002
SiB  .4736 .3371 .7988      0.0068 0.0077 0.0067  .0003 -.0004 -.0001
O1   .1833 .3397 .0360      0.0066 0.0095 0.0082 -.0005  .0007  .0000
O2   .3110 .5024 .0447      0.0101 0.0076 0.0078 -.0016 -.0010  .0005
O3   .3028 .2243 .8287      0.0085 0.0110 0.0081  .0003  .0001 -.0024
O4   .5625 .3393 .8006      0.0064 0.0096 0.0081 -.0003 -.0010  .0007
O5   .4331 .4836 .6907      0.0099 0.0105 0.0089  .0020 -.0002  .0002
O6   .4476 .1961 .6031      0.0084 0.0115 0.0083  .0002  .0005 -.0024
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Pyroxene
 
Molin G M
Download am/vol74/AM74_593.pdf
American Mineralogist 74 (1989) 593-598
Crystal-chemical study of cation disordering in Al-rich and Al-poor
orthopyroxenes from spinel lherzolite xenoliths
sample Le9A, 1050 C, 3 min
_database_code_amcsd 0001239
18.250 8.830 5.190 90 90 90 Pbca
atom     x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg1  .3758 .6541 .8665 .962 0.0074 0.0085 0.0075 -.0003 -.0004  .0003
Fe1  .3758 .6541 .8665 .038 0.0074 0.0085 0.0075 -.0003 -.0004  .0003
Mg2  .3775 .4851 .3597 .870 0.0104 0.0113 0.0085 -.0014 -.0018  .0000
Fe2  .3775 .4851 .3597 .130 0.0104 0.0113 0.0085 -.0014 -.0018  .0000
SiA  .2715 .3414 .0494      0.0064 0.0076 0.0067 -.0003  .0002  .0000
SiB  .4736 .3372 .7989      0.0066 0.0076 0.0072  .0003 -.0003  .0001
O1   .1833 .3395 .0359      0.0048 0.0102 0.0090  .0001  .0005  .0007
O2   .3109 .5022 .0440      0.0092 0.0091 0.0094 -.0012 -.0006 -.0003
O3   .3028 .2244 .8289      0.0073 0.0120 0.0088  .0001 -.0007 -.0019
O4   .5625 .3394 .8000      0.0063 0.0106 0.0087 -.0004  .0002 -.0001
O5   .4331 .4838 .6908      0.0094 0.0100 0.0093  .0015 -.0007  .0010
O6   .4473 .1959 .6029      0.0081 0.0115 0.0085 -.0004 -.0001 -.0023
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Pyroxene
 
Molin G M
Download am/vol74/AM74_593.pdf
American Mineralogist 74 (1989) 593-598
Crystal-chemical study of cation disordering in Al-rich and Al-poor
orthopyroxenes from spinel lherzolite xenoliths
sample Le9A, 1050 C, 10 min
_database_code_amcsd 0001240
18.250 8.829 5.191 90 90 90 Pbca
atom     x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg1  .3759 .6540 .8666 .961 0.0080 0.0080 0.0072 -.0001 -.0005  .0003
Fe1  .3759 .6540 .8666 .039 0.0080 0.0080 0.0072 -.0001 -.0005  .0003
Mg2  .3775 .4850 .3598 .868 0.0107 0.0111 0.0085 -.0014 -.0016 -.0002
Fe2  .3775 .4850 .3598 .132 0.0107 0.0111 0.0085 -.0014 -.0016 -.0002
SiA  .2716 .3415 .0496      0.0061 0.0077 0.0064 -.0007 -.0001 -.0001
SiB  .4736 .3371 .7989      0.0069 0.0075 0.0068  .0001 -.0003  .0001
O1   .1834 .3396 .0358      0.0059 0.0094 0.0089 -.0001  .0000 -.0005
O2   .3109 .5020 .0442      0.0101 0.0079 0.0097 -.0018 -.0009  .0008
O3   .3029 .2245 .8289      0.0079 0.0118 0.0075  .0000  .0000 -.0020
O4   .5625 .3395 .8001      0.0058 0.0093 0.0090  .0002  .0002  .0006
O5   .4331 .4837 .6904      0.0096 0.0100 0.0089  .0016 -.0006  .0009
O6   .4474 .1958 .6031      0.0083 0.0110 0.0086 -.0003 -.0003 -.0019
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Pyroxene
 
Molin G M
Download am/vol74/AM74_593.pdf
American Mineralogist 74 (1989) 593-598
Crystal-chemical study of cation disordering in Al-rich and Al-poor
orthopyroxenes from spinel lherzolite xenoliths
sample Le9A, 1050 C, 90 min
_database_code_amcsd 0001241
18.248 8.831 5.189 90 90 90 Pbca
atom     x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg1  .3758 .6540 .8665 .960 0.0080 0.0081 0.0076  .0001 -.0007  .0000
Fe1  .3758 .6540 .8665 .040 0.0080 0.0081 0.0076  .0001 -.0007  .0000
Mg2  .3775 .4850 .3598 .869 0.0106 0.0111 0.0089 -.0016 -.0019  .0000
Fe2  .3775 .4850 .3598 .131 0.0106 0.0111 0.0089 -.0016 -.0019  .0000
SiA  .2716 .3415 .0496      0.0064 0.0077 0.0069 -.0005  .0003 -.0001
SiB  .4736 .3372 .7987      0.0063 0.0077 0.0073  .0004 -.0005  .0001
O1   .1834 .3397 .0359      0.0065 0.0099 0.0080  .0001  .0000 -.0002
O2   .3109 .5022 .0441      0.0092 0.0083 0.0097 -.0020 -.0009  .0008
O3   .3028 .2245 .8292      0.0075 0.0119 0.0083  .0007 -.0006 -.0018
O4   .5625 .3393 .8005      0.0065 0.0099 0.0090 -.0003 -.0002  .0002
O5   .4330 .4837 .6903      0.0103 0.0098 0.0102  .0013 -.0005  .0014
O6   .4473 .1959 .6031      0.0093 0.0104 0.0089 -.0001 -.0002 -.0021
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Pyroxene
 
Molin G M
Download am/vol74/AM74_593.pdf
American Mineralogist 74 (1989) 593-598
Crystal-chemical study of cation disordering in Al-rich and Al-poor
orthopyroxenes from spinel lherzolite xenoliths
sample Le9A, 1150 C, 2 min
_database_code_amcsd 0001242
18.248 8.832 5.192 90 90 90 Pbca
atom     x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg1  .3758 .6540 .8666 .957 0.0079 0.0085 0.0074  .0001 -.0007  .0001
Fe1  .3758 .6540 .8666 .043 0.0079 0.0085 0.0074  .0001 -.0007  .0001
Mg2  .3775 .4851 .3601 .868 0.0107 0.0117 0.0087 -.0013 -.0022  .0000
Fe2  .3775 .4851 .3601 .132 0.0107 0.0117 0.0087 -.0013 -.0022  .0000
SiA  .2716 .3414 .0496      0.0063 0.0079 0.0066 -.0006  .0003 -.0001
SiB  .4736 .3372 .7988      0.0065 0.0084 0.0071  .0004 -.0002  .0000
O1   .1833 .3396 .0354      0.0058 0.0102 0.0089  .0001  .0006  .0005
O2   .3109 .5022 .0442      0.0095 0.0086 0.0098 -.0012 -.0007  .0002
O3   .3029 .2244 .8286      0.0079 0.0123 0.0073  .0005 -.0006 -.0024
O4   .5625 .3396 .8006      0.0064 0.0101 0.0090 -.0003  .0006 -.0001
O5   .4331 .4836 .6904      0.0095 0.0098 0.0092  .0012 -.0008  .0000
O6   .4473 .1959 .6028      0.0084 0.0119 0.0091 -.0009  .0007 -.0016
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Pyroxene
 
Molin G M
Download am/vol74/AM74_593.pdf
American Mineralogist 74 (1989) 593-598
Crystal-chemical study of cation disordering in Al-rich and Al-poor
orthopyroxenes from spinel lherzolite xenoliths
sample Le9A, 1150 C, 10 min
_database_code_amcsd 0001243
18.243 8.834 5.190 90 90 90 Pbca
atom     x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg1  .3758 .6540 .8666 .960 0.0080 0.0083 0.0070  .0000 -.0007  .0003
Fe1  .3758 .6540 .8666 .040 0.0080 0.0083 0.0070  .0000 -.0007  .0003
Mg2  .3775 .4850 .3600 .869 0.0110 0.0112 0.0085 -.0016 -.0020  .0002
Fe2  .3775 .4850 .3600 .131 0.0110 0.0112 0.0085 -.0016 -.0020  .0002
SiA  .2716 .3415 .0497      0.0063 0.0081 0.0067 -.0006  .0003 -.0002
SiB  .4736 .3372 .7986      0.0062 0.0080 0.0070 -.0001 -.0003  .0000
O1   .1833 .3395 .0358      0.0061 0.0098 0.0087  .0003  .0011 -.0005
O2   .3109 .5022 .0444      0.0095 0.0088 0.0094 -.0014 -.0013  .0008
O3   .3029 .2244 .8289      0.0085 0.0117 0.0069 -.0004  .0001 -.0020
O4   .5624 .3395 .8006      0.0064 0.0099 0.0084 -.0004  .0000  .0008
O5   .4331 .4835 .6905      0.0089 0.0106 0.0089  .0015  .0001  .0011
O6   .4475 .1962 .6029      0.0078 0.0110 0.0091 -.0003 -.0001 -.0024
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Enstatite
Download hom/enstatite.pdf
Domeneghetti M C, Molin G M, Stimpfl M, Tribaudino M
Download am/vol80/AM80_923.pdf
American Mineralogist 80 (1995) 923-929
Orthopyroxene from the Serra de Mage meteorite: Structure refinement and
estimation of C2/c pyroxene contributions to apparent Pbca diffraction
violations
Sample: OPX SDM N.13, natural
_database_code_amcsd 0001755
18.316 8.907 5.218 90 90 90 Pbca
atom      x      y       z  occ B(1,1) B(2,2) B(3,3)  B(1,2)  B(1,3)  B(2,3)
Sia  .27149 .34060  .05180      .00044 .00135 .00294 -.00013 -.00001 -.00008
Sib  .47403 .33660  .79535      .00047 .00154 .00219  .00014  .00009  .00001
Mg1  .37540 .65459  .87426 .896 .00056 .00177 .00263  .00000 -.00015  .00015
Fe1  .37540 .65459  .87426 .104 .00056 .00177 .00263  .00000 -.00015  .00015
Fe2  .37797 .48308  .36794 .703 .00062 .00245 .00259 -.00012 -.00048 -.00008
Mg2  .37797 .48308  .36794 .254 .00062 .00245 .00259 -.00012 -.00048 -.00008
Ca2  .37797 .48308  .36794 .043 .00062 .00245 .00259 -.00012 -.00048 -.00008
O1a  .18355 .33731  .04361      .00046 .00239 .00322 -.00010  .00033  .00016
O1b  .56266 .33632  .79552      .00042 .00255 .00364  .00011 -.00036  .00031
O2a  .31117 .50053  .05332      .00069 .00192 .00466 -.00020 -.00058  .00004
O2b  .43402 .48555  .69789      .00070 .00249 .00455  .00032 -.00019  .00076
O3a  .30233 .23184 -.17642      .00060 .00273 .00635  .00001  .00036 -.00239
O3b  .44739 .20280  .59356      .00062 .00280 .00649 -.00003 -.00014 -.00234
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Enstatite
Download hom/enstatite.pdf
Domeneghetti M C, Molin G M, Stimpfl M, Tribaudino M
Download am/vol80/AM80_923.pdf
American Mineralogist 80 (1995) 923-929
Orthopyroxene from the Serra de Mage meteorite: Structure refinement and
estimation of C2/c pyroxene contributions to apparent Pbca diffraction
violations
Sample: OPX SDM N.7, heated
_database_code_amcsd 0001756
18.320 8.917 5.219 90 90 90 Pbca
atom      x      y       z  occ B(1,1) B(2,2) B(3,3)  B(1,2)  B(1,3)  B(2,3)
Sia  .27178 .34044  .05067      .00035 .00100 .00544 -.00020 -.00014  .00006
Sib  .47383 .33640  .79521      .00044 .00132 .00450  .00021  .00028  .00020
Fe1  .37558 .65406  .87255 .232 .00044 .00145 .00435 -.00003  .00008  .00008
Mg1  .37558 .65406  .87255 .768 .00044 .00145 .00435 -.00003  .00008  .00008
Fe2  .37776 .48319  .36681 .570 .00057 .00271 .00439 -.00010 -.00033 -.00006
Mg2  .37776 .48319  .36681 .387 .00057 .00271 .00439 -.00010 -.00033 -.00006
Ca2  .37776 .48319  .36681 .043 .00057 .00271 .00439 -.00010 -.00033 -.00006
O1a  .18414 .33775  .03730      .00031 .00196 .00475 -.00008 -.00009  .00090
O1b  .56235 .33755  .79219      .00021 .00280 .00449  .00011 -.00009  .00101
O2a  .31098 .49976  .04844      .00038 .00262 .00658 -.00036 -.00045  .00053
O2b  .43401 .48420  .69768      .00054 .00341 .00609  .00020 -.00002  .00020
O3a  .30222 .23043 -.17242      .00060 .00300 .00629 -.00038  .00063 -.00173
O3b  .44755 .20209  .59672      .00067 .00262 .00584  .00005 -.00002 -.00273
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Orthopyroxene
 
Domeneghetti M C, Tazzoli V, Ballaran T B, Molin G M
Download am/vol81/AM81_842.pdf
American Mineralogist 81 (1996) 842-846
Orthopyroxene from the Serra de Mage meteorite: A structure-refinement procedure
for a Pbca phase coexisting with a C2/c exsolved phase
Sample Opx SDM N.13, natural
_database_code_amcsd 0001805
18.316 8.907 5.218 90 90 90 Pbca
atom      x      y      z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
SiA  .22851 .65945  .5520 .993  .0066  .0063  .0034 -.0006 -.0004  .0003
AlA  .22851 .65945  .5520 .014  .0066  .0063  .0034 -.0006 -.0004  .0003
SiB  .47401 .33650  .7950 .993  .0064  .0058  .0031  .0002 -.0004 -.0001
AlB  .47401 .33650  .7950 .014  .0064  .0058  .0031  .0002 -.0004 -.0001
O1A   .3161  .8380  .0440       .0077  .0086  .0043 -.0002  .0003  .0001
O1B   .5625  .3370  .7957       .0057  .0088  .0045 -.0001 -.0018  .0011
O2A   .3111  .5003  .0539       .0098  .0081  .0067 -.0016 -.0028  .0004
O2B   .4341  .4852  .6976       .0112  .0087  .0071  .0017  .0004  .0017
O3A   .1976  .7686  .3243       .0096  .0124  .0061  .0016 -.0003  .0035
O3B   .4473  .2022  .5935       .0105  .0113  .0067 -.0006 -.0006 -.0030
Mg1  .37537 .65467  .8743 .897  .0084  .0071  .0035 -.0001 -.0006  .0003
Fe1  .37537 .65467  .8743 .091  .0084  .0071  .0035 -.0001 -.0006  .0003
Mn1  .37537 .65467  .8743 .003  .0084  .0071  .0035 -.0001 -.0006  .0003
Cr1  .37537 .65467  .8743 .004  .0084  .0071  .0035 -.0001 -.0006  .0003
Ti1  .37537 .65467  .8743 .005  .0084  .0071  .0035 -.0001 -.0006  .0003
Mg2  .37799 .48326 .36791 .237  .0103  .0096  .0042 -.0012 -.0022  .0000
Fe2  .37799 .48326 .36791 .704  .0103  .0096  .0042 -.0012 -.0022  .0000
Mn2  .37799 .48326 .36791 .023  .0103  .0096  .0042 -.0012 -.0022  .0000
Ca2  .37799 .48326 .36791 .036  .0103  .0096  .0042 -.0012 -.0022  .0000
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Orthopyroxene
 
Domeneghetti M C, Tazzoli V, Ballaran T B, Molin G M
Download am/vol81/AM81_842.pdf
American Mineralogist 81 (1996) 842-846
Orthopyroxene from the Serra de Mage meteorite: A structure-refinement
procedure for a Pbca phase coexisting with a C2/c exsolved phase
Sample Opx SDM N.7, heated
_database_code_amcsd 0001806
18.320 8.917 5.219 90 90 90 Pbca
atom      x      y      z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
SiA  .22838 .65955  .5514 .993  .0051  .0056  .0041 -.0007 -.0008  .0001
AlA  .22838 .65955  .5514 .014  .0051  .0056  .0041 -.0007 -.0008  .0001
SiB  .47386 .33637  .7946 .993  .0050  .0049  .0043  .0006 -.0001  .0004
AlB  .47386 .33637  .7946 .014  .0050  .0049  .0043  .0006 -.0001  .0004
O1A  .31602  .8387  .0412       .0064  .0078  .0063  .0001  .0001 -.0001
O1B  .56216  .3379  .7951       .0047  .0087  .0068 -.0001 -.0007  .0003
O2A  .31132  .4996  .0517       .0092  .0076  .0074 -.0017 -.0012  .0020
O2B  .43368  .4840  .6951       .0084  .0090  .0077  .0011 -.0007  .0014
O3A  .19772  .7698  .3246       .0077  .0114  .0074 -.0004 -.0012  .0035
O3B  .44762  .2012  .5940       .0084  .0102  .0075 -.0009 -.0010 -.0030
Mg1  .37563 .65440  .8726 .764  .0069  .0061  .0052 -.0002 -.0009  .0002
Fe1  .37563 .65440  .8726 .220  .0069  .0061  .0052 -.0002 -.0009  .0002
Mn1  .37563 .65440  .8726 .007  .0069  .0061  .0052 -.0002 -.0009  .0002
Cr1  .37563 .65440  .8726 .004  .0069  .0061  .0052 -.0002 -.0009  .0002
Ti1  .37563 .65440  .8726 .005  .0069  .0061  .0052 -.0002 -.0009  .0002
Mg2  .37780 .48378 .36644 .364  .0091  .0096  .0068 -.0011 -.0025 -.0002
Fe2  .37780 .48378 .36644 .581  .0091  .0096  .0068 -.0011 -.0025 -.0002
Mn2  .37780 .48378 .36644 .019  .0091  .0096  .0068 -.0011 -.0025 -.0002
Ca2  .37780 .48378 .36644 .036  .0091  .0096  .0068 -.0011 -.0025 -.0002
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Diopside
Download hom/diopside.pdf
Tribaudino M, Molin G M, Bruno E
 
European Journal of Mineralogy 6 (1994) 77-86
Effect of Al on enstatite solubility in CMAS clinopyroxenes:
2 - Crystal chemical considerations
Sample: Di75En10CaTs15
_database_code_amcsd 0006528
9.707 8.863 5.267 90 106.27 90 C2/c
atom       x     y     z  occ Biso
CaM2       0 .3011   .25  .45 1.16
MgM2       0 .3011   .25  .05 1.16
MgM1       0 .9079   .25  .86  .81
AlM1       0 .9079   .25  .14  .81
AlT    .2875 .0934 .2294 .075  .78
SiT    .2875 .0934 .2294 .925  .78
O1     .1143 .0866 .1390       .98
O2     .3627 .2523 .3212      1.19
O3     .3518 .0184 .9947      1.03
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Diopside
Download hom/diopside.pdf
Tribaudino M, Molin G M, Bruno E
 
European Journal of Mineralogy 6 (1994) 77-86
Effect of Al on enstatite solubility in CMAS clinopyroxenes:
2 - Crystal chemical considerations
Sample: Di75En10CaTs15, split M2 atom model
_database_code_amcsd 0006529
9.707 8.863 5.267 90 106.27 90 C2/c
atom       x     y     z  occ Biso
CaM2       0 .3021   .25   .5 1.02
MgM2'      0 .2620   .25   .1 2.71
CaM2'      0 .2620   .25   .4 2.71
MgM1       0 .9079   .25  .86  .81
AlM1       0 .9079   .25  .14  .81
AlT    .2875 .0934 .2294 .075  .78
SiT    .2875 .0934 .2294 .925  .78
O1     .1143 .0866 .1390       .98
O2     .3627 .2523 .3212      1.19
O3     .3518 .0184 .9947      1.03
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Diopside
Download hom/diopside.pdf
Tribaudino M, Molin G M, Bruno E
 
European Journal of Mineralogy 6 (1994) 77-86
Effect of Al on enstatite solubility in CMAS clinopyroxenes:
2 - Crystal chemical considerations
Sample: Di65En20CaTs15
_database_code_amcsd 0006530
9.700 8.861 5.258 90 106.47 90 C2/c
atom      x     y     z  occ Biso
CaM2      0 .2990   .25   .8 1.19
MgM2      0 .2990   .25   .2 1.19
MgM1      0 .9075   .25  .83  .62
AlM1      0 .9075   .25  .17  .62
AlT   .2884 .0932 .2322 .075  .69
SiT   .2884 .0932 .2322 .925  .69
O1    .1148 .0870 .1398       .88
O2    .3637 .2518 .3253      1.17
O3    .3517 .0194 .9968      1.02
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Diopside
Download hom/diopside.pdf
Tribaudino M, Molin G M, Bruno E
 
European Journal of Mineralogy 6 (1994) 77-86
Effect of Al on enstatite solubility in CMAS clinopyroxenes:
2 - Crystal chemical considerations
Sample: Di65En20CaTs15, split M2 model
_database_code_amcsd 0006531
9.700 8.861 5.258 90 106.47 90 C2/c
atom      x     y     z  occ Biso
CaM2      0 .3013   .25   .5  .89
CaM2'     0 .2623   .25   .3 2.53
MgM2'     0 .2623   .25   .2 2.53
MgM1      0 .9075   .25  .83  .62
AlM1      0 .9075   .25  .17  .62
AlT   .2884 .0932 .2322 .075  .69
SiT   .2884 .0932 .2322 .925  .69
O1    .1148 .0870 .1398       .88
O2    .3637 .2518 .3253      1.17
O3    .3517 .0194 .9968      1.02
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Diopside
Download hom/diopside.pdf
Tribaudino M, Molin G M, Bruno E
 
European Journal of Mineralogy 6 (1994) 77-86
Effect of Al on enstatite solubility in CMAS clinopyroxenes:
2 - Crystal chemical considerations
Sample: Di70CaTs30
_database_code_amcsd 0006532
9.687 8.832 5.268 90 106.18 90 C2/c
atom     x     y     z occ Biso
CaM2     0 .3034   .25      .81
MgM1     0 .9084   .25  .7  .50
AlM1     0 .9084   .25  .3  .50
AlT  .2871 .0939 .2258 .15  .40
SiT  .2871 .0939 .2258 .85  .40
O1   .1124 .0857 .1358      .77
O2   .3622 .2551 .3176      .91
O3   .3526 .0182 .9923      .71
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Total number of retrieved datasets: 34
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