AM_Corkite
Formula: Pb Fe3 S P O14 H6
Name: Corkite
Unit cell: 7.28 7.28 16.821 90.0 90.0 120.0 , V=772.05
Space group: R3M (160)

Giuseppe G , Tadini C , Neues Jahrbuch fur Mineralogie, Monatshefte , 1987 (1987) p.71-81, Corkite, PbFe3(SO4)(PO4)(OH)6, its crystal structure and ordered, arrangement of the tetrahedral cations, Note: this is the prefered structure of these authors, Locality: Dernbach, Hessen-Nassau, Germany