Iron-rich sedimentary rocks - Wikipedia, the free encyclopediaThe main iron ores are from the oxide group consisting of hematite, goethite, and magnetite. The carbonate siderite is also typically mined. A productive belt of.oolitic hematite-goethite-magnetite-siderite iron ore,University of Minnesota's Mineral Pages: HematiteMetallic hematite, also called specular hematite, has a shiny luster and may exhibit a . together with other iron ores such as magnetite, goethite and siderite.CHAPTER 10 ORE MINERAL ASSEMBLAGES OCCURRING IN .massive sulfides of sedimentary-volcanic affiliation, are treated in Section. 10.10 . goethite, siderite; minor magnetite, pyrite, collophane Ca5(P04h, greenalite. [Fe2+ . Mineralogy Major hematite and magnetite, and in some cases iron car-.
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