Barite powder.
Rhodium, copper, iron .
Iron ore.
Iron ore.
Iron ore .
Iron ore, manganese ore, bentonite, antimonium ore, barite.
Iron minerals.
Mining barites.
Copper and steel scrap.Export, import
Rare earth , monazite.Export
Calcite.
Molybdenum concentrate, ferromolybdenum, tungsten concentrate.
Minerals.
Barita.
Minerals.
Mexican minerals and raw mat chemicals.
Minerals, graphite ore, manganese ore, iron ore.
Silica, copper, malamute feo3 at 65.