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Indialite |
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Balassone G, Franco E, Mattia C A, Puliti R |
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American Mineralogist 89 (2004) 1-6 |
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Indialite in xenolithic rocks from Somma-Vesuvius volcano (Southern Italy): |
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Crystal chemistry and petrogenetic features |
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_database_code_amcsd 0003187 |
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9.775 9.775 9.354 90 90 120 P6/mcc |
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atom x y z occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Al1 .5 .5 .25 .917 1.10 .00409 .00409 .0032 .0024 0 0 |
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Si1 .5 .5 .25 .083 1.10 .00409 .00409 .0032 .0024 0 0 |
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Al2 .3734 .2665 0 .250 1.33 .0056 .0041 .0040 .00295 0 0 |
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Si2 .3734 .2665 0 .750 1.33 .0056 .0041 .0040 .00295 0 0 |
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Mg 1/3 2/3 .25 .970 1.40 .0047 .0047 .0043 .00235 0 0 |
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Fe 1/3 2/3 .25 .030 1.40 .0047 .0047 .0043 .00235 0 0 |
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O1 .4851 .3494 .1444 1.60 .0063 .0052 .0048 .00325 -.00025 .0001 |
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O2 .2306 .3081 0 2.47 .0108 .0095 .0070 .00735 0 0 |
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K 0 0 .162 .168 9 .020 .020 .05 .010 0 0 |
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Ca 0 0 .162 .042 9 .020 .020 .05 .010 0 0 |
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Osumilite |
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Balassone G, Mormone A, Rossi M, Bernardi A, Fisch M, Armbruster T, Malsy K, Berger A |
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European Journal of Mineralogy 20 (2008) 713-720 |
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Crystal chemical and structural characterization of an Mg-rich osumilite from |
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Vesuvius volcano (Italy) |
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Locality: Vesuvius volcano, Italy |
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_database_code_amcsd 0007263 |
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10.0946 10.0946 14.3311 90 90 120 P6/mcc |
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atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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KC 0 0 .25 .811 .0311 .0303 .0303 .0326 .0152 0 0 |
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NaB' 2/3 1/3 .018 .013 .010 |
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AlT2 .5 0 .75 .967 .0100 .0055 .0140 .0077 .00273 0 0 |
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FeT2 .5 0 .75 .033 .0100 .0055 .0140 .0077 .00273 0 0 |
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FeA 2/3 1/3 .25 .007 .0076 .0070 .0070 .0089 .0035 0 0 |
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MgA 2/3 1/3 .25 .993 .0076 .0070 .0070 .0089 .0035 0 0 |
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SiT1 .89434 .24754 .10800 .00931 .0091 .0098 .0077 .00369 -.00004 -.00140 |
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O1 .8770 .2839 0 .0197 .0275 .0268 .0081 .0159 0 0 |
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O2 .78301 .06764 .13184 .0241 .0268 .0130 .0237 .0033 -.0005 -.0023 |
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O3 .85950 .35319 .17868 .0139 .0157 .0129 .0116 .0060 .0028 -.0016 |
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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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