Arsenoflorencite-(La)
Mills S J, Nestola F
Mineralogical Magazine 76 (2012) 975-985
Elasticity and high-pressure structure of arsenoflorencite-(La):
insights into the high-pressure behaviour of the alunite supergroup
note: P = 1.6 GPa
Locality: Grupendity Lake cirque, Komi Republic, Russia
_database_code_amcsd 0019918
7.0147 7.0147 16.4461 90 90 120 R-3m
atom     x      y      z occ  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
La       0      0      0     .0138  .0138  .0138  .0137  .0069      0      0
Al      .5      0     .5 .95 .0156   .015   .015   .016  .0073  .0004   .001
Fe      .5      0     .5 .05 .0156   .015   .015   .016  .0073  .0004   .001
As       0      0 .31550 .93 .0113  .0101  .0101  .0138  .0050      0      0
P        0      0 .31550 .07 .0113  .0101  .0101  .0138  .0050      0      0
O1       0      0  .5841      .015   .015   .015   .016   .008      0      0
O2   .2041 -.2041 -.0556      .010   .009   .009   .017   .008 -.0017  .0017
OH3  .1238 -.1238  .1382     .0088   .010   .010   .011   .008  .0010 -.0010