Feldspar
Benna P, Tribaudino M, Bruno E
American Mineralogist 84 (1999) 120-129
High-temperature in situ structural investigation on lead feldspar
Sample at T = 20 C, single Pb atom model
_database_code_amcsd 0002065
8.402 13.043 14.308 90 115.30 90 I2/c
atom       x      y     z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Pb     .2709 -.0080 .0723       .012   .055   .028  -.004   .005  -.002
Si1(O) .0062  .1767 .1097 .71   .009   .013   .010  -.002   .004  -.000
Al1(O) .0062  .1767 .1097 .29   .009   .013   .010  -.002   .004  -.000
Si1(z) .0033  .1794 .6156 .71   .005   .012   .007  -.002   .001  -.000
Al1(z) .0033  .1794 .6156 .29   .005   .012   .007  -.002   .001  -.000
Si2(O) .6950  .1192 .1717 .71   .004   .009   .008   .000   .000   .000
Al2(O) .6950  .1192 .1717 .29   .004   .009   .008   .000   .000   .000
Si2(z) .6883  .1147 .6739 .71   .006   .010   .012   .000   .004  -.001
Al2(z) .6883  .1147 .6739 .29   .006   .010   .012   .000   .004  -.001
OA(1)  .0041  .1342 .0012       .018   .024   .006  -.003   .005   .000
OA(2)  .5986 -.0011 .1470       .008   .010   .020  -.001   .001   .000
OB(O)  .8248  .1297 .1074       .011   .022   .024  -.003   .008   .000
OB(z)  .8144  .1311 .6170       .017   .025   .029  -.005   .013   .001
OC(O)  .0178  .3006 .1224       .012   .022   .020  -.005   .005  -.003
OC(z)  .0183  .3103 .6323       .021   .015   .018  -.009   .005  -.003
OD(O)  .1857  .1240 .1969       .013   .026   .011   .001  -.001   .002
OD(z)  .1987  .1212 .7010       .014   .021   .013  -.002   .000   .003