一、美国国内稀土生产及应用概况2005年美国未进行稀土矿开采。氟碳铈矿过去作为初级产品在芒廷帕斯开采并加工。2005年美国销售库存的稀土精矿、中间化合物及单一稀土氧化物,并且继续保持稀土产品主要出口国和消费国地位。据估计,2005年美国稀土加工产品的消费额超过10亿美元? First, the United States rare earth production and application overview In 2005 the United States did not carry out rare earth mining. Bastnasite was previously mined and processed in Mountain Pass as a primary product. 2005 United States sales of rare earth concentrates, intermediate compounds and a single rare earth oxide, and continue to maintain the status of major exporter of rare earth products and consumer countries. It is estimated that in 2005 the United States spent more than 1 billion US dollars of rare earth processing products?