various raw minerals and ores with names

antimonite apatite background barite baryte bauxite bog bornite collage collection copper cuprite description ferruginous galena galenite geological hematite ilmenite ilmenorutile iron isolated jaspillite knopite limonite magnesite magnetite marmatite mineral molybdenite name natural ore peacock perovskite pyrite quartzite raw rock sample set specimen sphalerite stibnite stone various vein white wolframite