AM_Klebelsbergite Formula: Sb4 S O10 H2 Name: Klebelsbergite Unit cell: 5.766 11.274 14.887 90.0 90.0 90.0 , V=967.74 Space group: PCA21 (29)

Manchetti S , Sabelli C , American Mineralogist , 65 (1980) p.931-935, The crystal structure of klebelsbergite Sb4O4(OH)2SO4