Lawsonite
Liebscher A, Dorsam G, Franz G, Wunder B, Gottschalk M
American Mineralogist 95 (2010) 724-735
Crystal chemistry of synthetic lawsonite solid-solution series CaAl2
[(OH)2/(Si2O7)](H2O)-SrAl2[(OH)2/(Si2O7)](H2O) and the Cmcm-P2_1/m phase transition
Note: Run #AU79
Locality: synthetic
_database_code_amcsd 0018949
5.8419 8.7940 13.1393 90 90 90 Cmcm
atom     x     y     z  occ
Ca       0 .3323   .25 .979
Sr       0 .3323   .25 .021
Al     .25   .25     0
Si       0 .9799 .1322
O1       0  .046   .25
O2   .2707 .3793 .1162
O3       0 .1401 .0676
OH4      0 .6359 .0507
Wat5     0  .604   .25