AM_Dawsonite Formula: Na Al C O5 H2 Name: Dawsonite Unit cell: 6.71 10.411 5.58 90.0 90.0 90.0 , V=389.81 Space group: IMAM (74)

Frueh A J , Golightly J P , The Canadian Mineralogist , 9 (1967) p.51-56, The crystal structure of dawsonite NaAl(CO3)(OH)2, Locality: McGill University, Montreal, Quebec, Canada