AM_Krivovichevite Formula: Pb3 Al S (O11 H7) Name: Krivovichevite Unit cell: 7.742 7.742 32.082 90.0 90.0 120.0 , V=1665.32 Space group: R3C (161)

Krivovichev S V , Armbruster T , Yakovenchuk V N , The Canadian Mineralogist , 47 (2009) p.153-158, The crystal structure of krivovichevite, Pb3[Al(OH)6](SO4)(OH), Locality: Mt. Lepkhe-Nelm, Lovozero alkaline massif, Kola Peninsula, Russia