Lawsonite Pawley A R, Allan D R Mineralogical Magazine 65 (2001) 41-58 A high-pressure study of lawsonite using angle-dispersive powder-diffraction methods with synchrotron radiation Note: Run #BN89, P = 9.8 GPa Locality: synthetic _database_code_amcsd 0018954 5.714 8.592 12.871 90 90 90 Cmcm atom x y z Ca 0 .333 .25 Al .25 .25 0 Si 0 .9846 .1273 O1 0 .069 .25 O2 .275 .381 .1219 O3 0 .169 .051 OH4 0 .625 .053 Wat5 0 .592 .25