Dawsonite
Chinh L T, Pobedimskaya E A, Khomyakov A P
Vestnik Moskovskogo Universiteta Geologiya 42 (1987) 74-77
Crystal structure of dawsonite, NaAl(CO3)(OH)2 and its first discovery in the
Khibiny alkaline massiv
Locality: Khibiny alkaline massif, Kola peninsula, Russia
_database_code_amcsd 0015709
6.762 10.428 5.593 90 90 90 I2cm
atom      x      y     z Biso
Na    .7401  .7495   .25 1.87
Al   -.0040      0     0  .69
C    -.0180  .7514   .75  .77
O1   -.0150  .3675   .25 1.42
O2   -.0015  .8149 .5488 1.32
O3    .1682 -.0222   .25  .31
O4    .8004 -.0295   .25 1.68
H1    .2264  .4837   .25
H2    .7649  .4659   .25