Siderite - WikipediaAlthough spathic or carbonate iron ores, such as siderite, have been . the cost of working them by mining with horizontal stopes.iron ore extraction siderite,Iron ore - WikipediaIron ores are rocks and minerals from which metallic iron can be economically extracted. . Banded iron formations may contain iron in carbonates (siderite or ankerite) or silicates (minnesotaite, greenalite, or grunerite), but in those mined as.
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