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 = 7.4 GPa
Locality: Grupendity Lake cirque, Komi Republic, Russia
_database_code_amcsd 0019921
6.9280 6.9280 16.1770 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      .028   .041   .041   .003  .0203      0      0
Al      .5      0     .5 .95  .024   .040   .025   .002   .013  -.002  -.004
Fe      .5      0     .5 .05  .024   .040   .025   .002   .013  -.002  -.004
As       0      0  .3169 .93  .024   .031   .031   .010  .0155      0      0
P        0      0  .3169 .07  .024   .031   .031   .010  .0155      0      0
O1       0      0   .579      .032
O2   .2074 -.2074  -.054      .032
OH3  .1280 -.1280  .1403      .018