AM_Bassanite_3 Formula: Ca3 S3 O13.8 H4 Name: Bassanite Unit cell: 11.9845 6.9292 12.7505 90.0 90.0 90.0 , V=1058.84 Space group: I121 (5)

Bezou C , Nonat A , Mutin J C , Christensen A N , Lehmann M S , Journal of Solid State Chemistry , 117 (1995) p.165-176, Of the crystal structure of gamma-CaSO4, CaSO4*0.5(H2O), and CaSO4*0.6(H2O), by powder diffraction methods, Locality: Maurienne, France, Sample: SH2, X-ray diffraction