稀土是稀土元素的简称,与常见的铜、铁一样,是一组金属元素,包括镧系中的镧、铈、钋、钕、钷、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥以及和它们性质相似的钪、钇等17个元素。在一般的稀土矿物中,都是几个稀 Rare earths are abbreviations of rare earth elements and, like common copper and iron, are a group of metallic elements including lanthanum, cerium, gallium, neodymium, gallium, samarium, europium, gadolinium, terbium, dysprosium,铥, ytterbium, 镥, and their similar properties of scandium, yttrium and other 17 elements. In general rare earth minerals, are a few dilute