USGS National Minerals Information Center Data

美国地质调查局国家矿产信息中心数据库，提供全球矿产供应、需求和流动的统计信息，涵盖对美国经济、国家安全和环境保护至关重要的矿产和材料。该数据库包含矿物商品摘要、关键矿物清单、世界矿物展望等出版物，以及按国家和商品分类的矿产统计数据。U.S. Geological Survey (USGS) National Minerals Information Center Database provides statistical information on global mineral supply, demand, and flows, covering minerals and materials critical to U.S. economic interests, national security, and environmental protection. This database includes publications such as Mineral Commodity Summaries, Critical Minerals List, and World Mineral Outlook, as well as mineral statistics categorized by country and commodity.