Slawsonite
Benna P, Bruno E
American Mineralogist 86 (2001) 690-696
Single-crystal in situ high-temperature structural investigation
on strontium feldspar
Sample T = 510 C
Locality: synthetic
_database_code_amcsd 0002655
8.414 12.970 14.280 90 115.34 90 I2/c
atom        x      y     z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Sr      .2738 -.0014 .0659     .045   .021   .058   .047      0   .007  -.003
AlT1(0) .0072  .1764 .1085 .19 .019   .018   .023   .016  -.004   .007  -.001
SiT1(0) .0072  .1764 .1085 .81 .019   .018   .023   .016  -.004   .007  -.001
AlT1(z) .0039  .1789 .6162 .81 .019   .019   .021   .017  -.005   .008  -.002
SiT1(z) .0039  .1789 .6162 .19 .019   .019   .021   .017  -.005   .008  -.002
AlT2(0) .6972  .1211 .1714 .76 .019   .014   .019   .020  -.002   .006  -.000
SiT2(0) .6972  .1211 .1714 .24 .019   .014   .019   .020  -.002   .006  -.000
AlT2(z) .6886  .1137 .6723 .14 .018   .014   .017   .021  -.001   .005  -.001
SiT2(z) .6886  .1137 .6723 .86 .018   .014   .017   .021  -.001   .005  -.001
OA(1)   .0044  .1313 .0006     .030   .038   .035   .018   .000   .014  -.002
OA(2)   .5977 -.0002 .1434     .030   .018   .018   .047  -.000   .006  -.001
OB(0)   .8282  .1292 .1069     .038   .031   .047   .043  -.008   .023  -.002
OB(z)   .8118  .1291 .6120     .040   .031   .047   .050  -.011   .025   .001
OC(0)   .0141  .3001 .1186     .034   .030   .028   .039  -.009   .010  -.004
OC(z)   .0216  .3104 .6321     .035   .027   .026   .046  -.012   .010  -.008
OD(0)   .1843  .1262 .1959     .041   .035   .054   .023   .006   .002   .005
OD(z)   .1960  .1199 .7034     .037   .030   .043   .024   .005  -.000   .002