Ministry of Geology and Mineral Reserves resently declared that verified reserves of 12 min-eral species are the foremost in the world.These minerals are rare-earths、 gypsum、 titanium、 tantalum、 tungsten、 benton...Ministry of Geology and Mineral Reserves resently declared that verified reserves of 12 min-eral species are the foremost in the world.These minerals are rare-earths、 gypsum、 titanium、 tantalum、 tungsten、 bentonite、tin、 mirabilite、 barite、 magnesite、 antimony、 graphite.In addition,vanadium、molvbdenium and coal,etc.seven kind of mineral reserves take second place in the world.展开更多
文摘Ministry of Geology and Mineral Reserves resently declared that verified reserves of 12 min-eral species are the foremost in the world.These minerals are rare-earths、 gypsum、 titanium、 tantalum、 tungsten、 bentonite、tin、 mirabilite、 barite、 magnesite、 antimony、 graphite.In addition,vanadium、molvbdenium and coal,etc.seven kind of mineral reserves take second place in the world.
