Thortveitite
Bianchi R, Pilati T, Diella V, Gamaccioli C M, Mannucci G
American Mineralogist 73 (1988) 601-607
A re-examination of thortveitite
Sample 3 from Flat, Evje
_database_code_amcsd 0001162
6.582 8.555 4.693 90 102.59 90 C2/m
atom      x      y       z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Sc        0 .30666      .5 .80  .0075  .0074  .0084      0  .0006      0
Y         0 .30666      .5 .20  .0075  .0074  .0084      0  .0006      0
Si   .22221      0 -.08977 .98  .0087  .0085  .0063      0 -.0002      0
Al   .22211      0 -.08977 .02  .0087  .0085  .0063      0 -.0002      0
O1        0      0       0      .0141  .0557  .0328      0  .0086      0
O2   .38959      0  .22099      .0099  .0097  .0070      0 -.0012      0
O3   .23522 .15615 -.28407      .0208  .0091  .0104  .0022  .0046  .0022