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Microcline |
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Griffen D T, Johnson B T |
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American Mineralogist 69 (1984) 1072-1077 |
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Strain in triclinic alkali feldspars: a crystal structure study |
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intermediate |
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_database_code_amcsd 0000962 |
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8.552 12.975 7.205 90.09 115.92 89.51 C-1 |
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atom x y z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Al(1o) .0096 .1850 .2229 .54 .0220 .0149 .0135 -.0032 .0083 -.0015 |
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Si(1o) .0096 .1850 .2229 .46 .0220 .0149 .0135 -.0032 .0083 -.0015 |
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Si(1m) .0093 .8165 .2260 .68 .0211 .0139 .0131 .0018 .0083 .0018 |
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Al(1m) .0093 .8165 .2260 .32 .0211 .0139 .0131 .0018 .0083 .0018 |
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Si(2o) .7086 .1183 .3434 .93 .0191 .0105 .0127 -.0005 .0068 .0003 |
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Al(2o) .7086 .1183 .3434 .07 .0191 .0105 .0127 -.0005 .0068 .0003 |
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Si(2m) .7074 .8829 .3459 .93 .0191 .0105 .0131 -.0009 .0068 .0000 |
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Al(2m) .7074 .8829 .3459 .07 .0191 .0105 .0131 -.0009 .0068 .0000 |
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K .2838 .9985 .1366 .89 .0189 .0254 .0214 .0000 .0058 -.0001 |
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Na .2838 .9985 .1366 .11 .0189 .0254 .0214 .0000 .0058 -.0001 |
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O(A1) .9999 .1442 .9959 .0325 .0176 .0231 .0004 .0128 .0007 |
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O(A2) .6352 .0012 .2851 .0285 .0130 .0214 -.0008 .0048 .0003 |
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O(Bo) .8255 .1453 .2263 .0295 .0323 .0264 -.0036 .0182 .0014 |
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O(Bm) .8273 .8552 .2301 .0303 .0322 .0288 .0036 .0186 .0001 |
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O(Co) .0344 .3129 .2579 .0248 .0185 .0229 -.0032 .0088 -.0032 |
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O(Cm) .0353 .6902 .2616 .0252 .0198 .0230 .0027 .0099 .0044 |
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O(Do) .1842 .1251 .4064 .0291 .0207 .0126 .0004 .0042 .0014 |
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O(Dm) .1809 .8741 .4077 .0283 .0200 .0131 -.0020 .0037 -.0011 |
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