Browsing Colorado School of Mines by Title "Galena with very thin coating of hematite"

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      • Galena with very thin coating of hematite 

        Author(s):Raines, Ed; Mines Museum of Earth Science
        Date:2017
        Format:born digital; digital photographs
        Grey crystals of galena with a thin reddish coating from the Amethyst mine, Amethyst vein, Creede mining district, Colorado.