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germanium ore rocks

Germanium | Article about germanium by The Free Dictionary Most of the germanium in the earth's crust is scattered over a large number of rocks and minerals—in sulfide ores of nonferrous metals, in iron ores, in some oxide minerals (chromite, magnetite, and rutile), and in granites, diabases, and basalts. Uranium ore field No. 303 (Lincang Ge deposit), Linxiang ... Sandstone-type uranium-germanium deposits, hosted in a sequence of Miocene continental sedimentary rocks (alternating sandstone, conglomerate, grit, and siltstone with interbedded lignite seams) within the intermontane Mengwang basin. Aspects of germanium mineralogy and geochemistry ... Germanium is a geologically intriguing element, commonly substituting for silicon in amounts of a few parts per million in silicates, while being concentrated in such diverse environments as coal, iron meteorites, and sulfide ore deposits.    Read More

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