Anorthite
Angel R J
American Mineralogist 73 (1988) 1114-1119
High-pressure structure of anorthite
Sample: P = 31 kbar
Locality: Val Pasmeda, Austria
_database_code_amcsd 0001196
8.042 12.748 13.964 92.20 115.27 92.65 I-1
atom      x     y     z Biso
Caooo .2682 .0348 .0401  .44
Cazoo .2653 .0055 .5767  .80
Si1oo .0050 .1565 .1033  .32
Al1oz .9966 .1601 .6136   .6
Al1mo .9988 .8106 .1209   .4
Si1mz .0036 .8163 .6111  .63
Al2oo .6862 .1108 .1673  .39
Si2oz .6700 .1027 .6498  .39
Si2mo .6685 .8789 .1739  .38
Al2mz .6815 .8731 .6842   .5
Oa1o   .982  .126 .9838   .4
Oa1z   .023  .126 .4966   .4
Oa2o   .564  .985 .1346   .4
Oa2z   .574  .991 .6454   .3
Oboo   .833  .092 .1071   .7
Oboz   .782  .097 .5762   .4
Obmo   .787  .858 .1081   .3
Obmz   .840  .848 .6372   .6
Ocoo   .006  .282  .135  1.1
Ocoz   .015  .288 .6534   .9
Ocmo   .996  .676 .1061   .9
Ocmz   .006  .691  .601  1.0
Odoo   .201  .110 .1750   .7
Odoz   .188  .094 .6974   .5
Odmo   .179  .862  .234  1.2
Odmz   .207  .868  .698   .9