Bismutotantalite
Galliski M A, Marquez-Zavalia M F, Cooper M A, Cerny P, Hawthorne F C
The Canadian Mineralogist 39 (2001) 103-110
Bismutotantalite from northwestern Argentina: Description and
crystal structure
Sample: [Bi,Sb] phase
Locality: northwestern Argentina
_database_code_amcsd 0005705
4.9471 11.7878 5.6048 90 90 90 Pcnn
atom      x      y      z occ  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Bi   .21854    1/2    1/4 .68 .0084  .0079  .0078  .0096      0      0  .0016
Sb   .21854    1/2    1/4 .32 .0084  .0079  .0078  .0096      0      0  .0016
Ta      1/4    3/4 .63557 .89 .0035  .0016  .0043  .0048  .0002      0      0
Nb      1/4    3/4 .63557 .11 .0035  .0016  .0043  .0048  .0002      0      0
O(1) .49292 .69680 .35839     .0098  .0093  .0091  .0110 -.0050  .0044  .0006
O(2) .08608 .59692 .58587     .0081  .0070  .0075  .0099 -.0010  .0043 -.0015