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Fontanite |
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Hughes K-A, Burns P C |
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American Mineralogist 88 (2003) 962-966 |
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A new uranyl carbonate sheet in the crystal structure of fontanite, |
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Ca[(UO2)3(CO3)2O2](H2O)6 |
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6.968 17.276 15.377 90 90.064 90 P2_1/n |
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atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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U(1) .5267 .2371 .8372 .025 .011 .044 .020 -.002 -.003 .002 |
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U(2) .0267 .2843 .7301 .024 .011 .036 .024 -.001 -.002 .002 |
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U(3) .0257 .1952 .9483 .024 .010 .043 .019 -.001 -.003 .002 |
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Ca(1) .9410 .5174 .7848 .043 .037 .052 .039 -.001 .000 .003 |
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C(1) .5320 .3175 .6656 .001 |
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C(2) .5270 .1688 .0150 .006 |
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O(1) .0230 .2880 .9900 .049 |
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O(2) .0400 .3509 .5966 .015 |
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O(3) .5130 .1440 .7900 .049 |
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Wat(4) -.0880 .4550 .9350 .059 |
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O(5) .0130 .3746 .7780 .054 |
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O(6) -.3160 .1764 .9690 .036 |
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O(7) .8440 .2340 .8330 .037 |
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O(8) .0280 .1451 .0940 .035 |
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O(9) .6840 .2920 .7004 .030 |
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O(10) .3700 .3022 .7074 .032 |
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O(11) .2070 .2380 .8348 .029 |
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O(12) .5410 .3314 .8904 .036 |
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O(13) .3710 .1867 .9776 .021 |
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O(14) .0360 .0993 .9098 .030 |
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Wat(15) .7860 .6070 .8880 .041 |
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Wat(16) .2390 .4930 .6900 .055 |
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Wat(17) .2030 .5710 .8690 .062 |
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Wat(18) .8080 .4980 .6390 .052 |
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Wat(19) .5900 .4760 .7980 .082 |
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O(20) .0380 .1998 .6699 .033 |
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