AM_Gaylussite
Formula: Ca Na2 C2 O11 H10
Name: Gaylussite
Unit cell: 14.361 7.781 11.209 90.0 127.84 90.0 , V=989.15
Space group: C12/C1 (15)

Dickens B , Brown W E , Inorganic Chemistry , 8 (1969) p.2093-2103, The crystal structures of CaNa2(CO3)2*5(H2O), synthetic gaylussite,, and CaNa2(CO3)2*2(H2O), synthetic pirssonite, Locality: synthetic