collection set of minerals and stones. iron ore, sandstone, apatite, bauxite, phosphorite, gypsum, asbestos, salt

asbestos bauxite bonfire chalcopyrite coal collection corundum cube ecology energy environment extraction fossil fuel gem geological geology gypsum heat hold industrial industry iron magnesite magnetite manufacturing material mine mineral mining natural object ore phosphorite processing pyrite quartz raw resources rock sandstone set siderite source stone underground various work