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NaMgPO4 |
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Alkemper J, Fuess H |
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Zeitschrift fur Kristallographie 213 (1998) 282-287 |
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The crystal structures of NaMgPO4, Na2CaMg(PO4)2 and Na18Ca13Mg5(PO4)18: |
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new examples for glaserite related structures |
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8.828 6.821 15.250 90 90 90 P2_12_12_1 |
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atom x y z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Nal .1427 .2941 .5938 .008 .012 .009 -.001 .000 -.002 |
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Na2 .1494 .2196 .2617 .012 .017 .007 -.001 -.001 .000 |
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Na3 .1484 .2324 -.0715 .011 .020 .009 .003 .000 .002 |
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Mgl .4867 .4529 .2604 .007 .006 .006 .000 -.002 -.002 |
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Mg2 .4804 .0415 .5960 .008 .011 .008 -.002 -.003 .002 |
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Mg3 .4959 .0247 .9218 .006 .013 .006 -.002 -.002 .003 |
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P1 .3204 .2184 .0992 .002 .005 .003 -.001 -.001 .000 |
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P2 .3200 .2755 .7646 .003 .005 .002 .000 .000 .000 |
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P3 .3163 .2559 .4332 .003 .010 .003 .000 .000 .002 |
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O1 .3845 .3964 .1476 .012 .005 .005 -.002 -.003 .000 |
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O2 .3559 .4435 .4835 .008 .011 .008 -.002 -.003 -.002 |
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O3 .3839 .4581 .8093 .011 .009 .007 -.004 -.004 -.003 |
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O4 .1439 .2294 .1016 .003 .013 .007 .002 .001 .001 |
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O5 .3805 .2157 .0049 .006 .014 .005 .001 .001 -.002 |
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O6 .1439 .2861 .7665 .002 .005 .009 .000 -.001 .000 |
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O7 .3782 .2581 .3388 .007 .017 .004 .000 .002 .001 |
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O8 .1404 .2347 .4334 .003 .012 .007 .003 .001 .002 |
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O9 .3677 .0939 .8160 .011 .010 .010 .003 -.004 .002 |
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O10 .3666 .0327 .1490 .011 .005 .013 -.001 -.006 .001 |
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O11 .3860 .0817 .4810 .008 .013 .009 .001 -.003 .004 |
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O12 .3812 .2688 .6693 .006 .013 .006 .001 .002 -.002 |
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Brianite |
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Alkemper J, Fuess H |
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Zeitschrift fur Kristallographie 213 (1998) 282-287 |
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The crystal structures of NaMgPO4, Na2CaMg(PO4)2 and Na18Ca13Mg5(PO4)18: |
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new examples for glaserite related structures |
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Locality: synthetic |
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Note: known as the alpha polymorph of Na2CaMg(PO4)2 |
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9.120 5.198 13.370 90 90.78 90 P2_1/c |
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atom x y z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Nal .5812 .2786 .3986 .016 .013 .012 -.001 -.001 -.002 |
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Na2 .0835 .7774 .4101 .015 .013 .009 .001 -.001 -.002 |
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Cal .2373 .3149 .2494 .024 .010 .007 .001 .000 .000 |
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Mg1 .2526 .2542 .5018 .006 .007 .004 .000 .000 .001 |
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P1 .4137 .7727 .3695 .005 .005 .004 .000 -.001 .000 |
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P2 .9185 .2707 .3654 .006 .005 .003 .000 .000 -.001 |
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O11 .4024 .6723 .2633 .025 .019 .008 .002 -.002 -.007 |
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O12 .9236 .1951 .2558 .027 .015 .004 .003 .000 -.003 |
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O21 .3348 .0341 .3811 .015 .007 .008 .003 .002 .000 |
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O22 .8319 .5215 .3812 .013 .008 .008 .004 .003 .000 |
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O31 .0758 .3052 .4068 .008 .015 .014 -.001 -.005 .004 |
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O32 .5752 .8028 .4014 .008 .015 .015 -.001 -.006 .004 |
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O41 .3410 .5746 .4386 .015 .010 .017 -.003 .004 .006 |
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O42 .8455 .0505 .4242 .014 .009 .013 -.003 .002 .004 |
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Na2CaMg(PO4)2 |
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Alkemper J, Fuess H |
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Zeitschrift fur Kristallographie 213 (1998) 282-287 |
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The crystal structures of NaMgPO4, Na2CaMg(PO4)2 and Na18Ca13Mg5(PO4)18: |
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new examples for glaserite related structures |
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Locality: synthetic |
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Note: known as the beta polymorph of Na2CaMg(PO4)2 |
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5.309 5.309 7.237 90 90 120 P-3m1 |
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atom x y z Biso |
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Na 1/3 2/3 .766 1.0 |
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Ca 0 0 .5 1.0 |
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Mg 0 0 0 0.8 |
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P 1/3 2/3 .249 0.4 |
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O1 1/3 2/3 .029 1.0 |
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O2 .176 -.176 .31 1.0 |
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View JMOL 3-D Structure
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Na18Ca13Mg5(PO4)18 |
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Alkemper J, Fuess H |
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Zeitschrift fur Kristallographie 213 (1998) 282-287 |
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The crystal structures of NaMgPO4, Na2CaMg(PO4)2 and Na18Ca13Mg5(PO4)18: |
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new examples for glaserite related structures |
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15.811 15.811 21.499 90 90 120 R-3m |
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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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Ca1 0 0 0 .063 .063 .007 .032 0 0 |
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Ca2 .3091 0 0 .019 .023 .017 .012 .004 .009 |
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Na3 .3192 0 .5 .75 .019 .027 .021 .014 .007 .015 |
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Ca3 .3192 0 .5 .25 .019 .027 .021 .014 .007 .015 |
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Na4 .2157 -.2157 .2654 .4 .019 .019 .014 .004 -.002 .002 |
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Ca4 .2157 -.2157 .2654 .6 .019 .019 .014 .004 -.002 .002 |
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Na5 .1073 -.1073 .1052 .027 .027 .020 .014 .002 -.002 |
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Na6 .2163 -.2163 -.1193 .85 .043 .043 .056 .027 .003 -.003 |
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Ca6 .2211 -.2211 -.0462 .15 .032 .032 .070 .016 -.002 .002 |
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Mgl 0 0 .3605 .012 .012 .012 .006 0 0 |
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Mg2 0 0 .5 .010 .010 .008 .005 0 0 |
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Mg3 0 0 .1609 .011 .011 .015 .006 0 0 |
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P1 .2217 -.2217 .0991 .009 .009 .013 .006 .000 .000 |
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O1 .2779 -.2779 .1019 .023 .023 .015 .019 -.001 .001 |
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O2 .1983 -.1983 .1640 .029 .029 .021 .018 .005 -.005 |
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O3 .2877 .4117 .0667 .022 .021 .029 .015 .002 -.005 |
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P2 .1110 -.1110 -.0724 .012 .012 .017 .005 .002 -.002 |
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O4 .1205 -.1205 .0026 .034 .034 .019 .013 -.004 .004 |
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O5 .0564 -.0564 -.0862 .025 .025 .036 .016 -.003 .003 |
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O6 .2682 .2138 .1002 .039 .016 .037 .011 -.016 -.010 |
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P3 .4329 -.4329 -.0709 .014 .014 .012 .006 .001 -.001 |
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O7 .3972 -.3972 -.0157 .040 .040 .018 .031 .003 -.003 |
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O8 .4034 -.4034 -.1301 .165 .165 .015 .133 -.001 .001 |
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O9A .5849 .5308 .0474 .3 .076 .018 .026 .021 .027 .005 |
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O9B .6224 .5450 .0760 .7 .050 .015 .044 .014 .024 .001 |
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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
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