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Hyalophane |
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Viswanathan K, Kielhorn H M |
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American Mineralogist 68 (1983) 122-124 |
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Al,Si distribution in a ternary (Ba,K,Na)-feldspar as determined by crystal |
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structure refinement |
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Celsian-rich |
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Locality: Yugoslavia |
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8.544 13.030 7.195 90 115.68 90 C2/m |
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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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Al1 .0089 .1835 .2242 .437 0.0039 0.0011 0.0029 -.0004 0.0024 -.0002 |
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Si1 .0089 .1835 .2242 .563 0.0039 0.0011 0.0029 -.0004 0.0024 -.0002 |
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Al2 .7050 .1179 .3454 .268 0.0035 0.0008 0.0036 -.0001 0.0021 0.0000 |
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Si2 .7050 .1179 .3454 .732 0.0035 0.0008 0.0036 -.0001 0.0021 0.0000 |
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Ba .2828 0 .1331 .400 0.0048 0.0024 0.0084 0 0.0027 0 |
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K .2828 0 .1331 .470 0.0048 0.0024 0.0084 0 0.0027 0 |
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Na .2828 0 .1331 .130 0.0048 0.0024 0.0084 0 0.0027 0 |
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Oa1 0 .1428 0 0.0078 0.0017 0.0064 0 0.0048 0 |
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Oa2 .6264 0 .2867 0.0061 0.0008 0.0088 0 0.0022 0 |
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Ob .8273 .1415 .2274 0.0069 0.0026 0.0091 -.0007 0.0053 0.0002 |
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Oc .0303 .3104 .2558 0.0064 0.0015 0.0088 -.0005 0.0041 -.0004 |
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Od .1842 .1261 .4030 0.0039 0.0011 0.0029 -.0004 0.0024 -.0002 |
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Hyalophane |
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De Pieri R, Quareni S, Hall K M |
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Acta Crystallographica B33 (1977) 3073-3076 |
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Refinement of the structures of low and high hyalophanes |
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Sample: Low hyalophane |
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8.557 13.040 7.200 90 115.69 90 C2/m |
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atom x y z occ |
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K .28257 0 .13252 .43 |
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Ba .28257 0 .13252 .39 |
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Na .28257 0 .13252 .17 |
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Ca .28257 0 .13252 .01 |
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Si1 .0085 .18319 .2243 .645 |
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Al1 .0085 .18319 .2243 .355 |
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Si2 .7044 .11784 .3453 .645 |
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Al2 .7044 .11784 .3453 .355 |
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O1a 0 .1431 0 |
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O1b .6265 0 .2854 |
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O2 .8255 .1406 .2253 |
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O3 .0296 .3103 .2570 |
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O4 .1847 .1261 .4020 |
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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
|
| |
|
Hyalophane |
|
De Pieri R, Quareni S, Hall K M |
|
Acta Crystallographica B33 (1977) 3073-3076 |
|
Refinement of the structures of low and high hyalophanes |
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Sample: High hyalophane |
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8.556 13.045 7.189 90 115.63 90 C2/m |
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atom x y z occ |
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K .28321 0 .1327 .43 |
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Ba .28321 0 .1327 .39 |
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Na .28321 0 .1327 .17 |
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Ca .28321 0 .1327 .01 |
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Si1 .0088 .18313 .2244 .645 |
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Al1 .0088 .18313 .2244 .355 |
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Si2 .7059 .11771 .3458 .645 |
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Al2 .7059 .11771 .3458 .355 |
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O1a 0 .1424 0 |
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O1b .6278 0 .2879 |
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O2 .8275 .1412 .2250 |
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O3 .0305 .3099 .2559 |
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O4 .1833 .1258 .4022 |
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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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