AM_Lanmuchangite_1 Formula: Tl Al S2 O20 H24 Name: Lanmuchangite Unit cell: 12.207 12.207 12.207 90.0 90.0 90.0 , V=1818.98 Space group: PA3 (205)

Nyburg S C , Steed J , Aleksovska S , Petrusevski V M , Acta Crystallographica, Section B , 56 (2000) p.204-209, Structure of the alums. I. On the sulfate group disorder in the alpha-alums, Locality: synthetic, Sample: T = 173 K