Compilation of Geospatial Data (GIS) for the Mineral Industries and Related Infrastructure of Africa

This geodatabase reflects the U.S. Geological Survey’s (USGS) ongoing commitment to its mission of understanding the nature and distribution of global mineral...本地理数据库（geodatabase）体现了美国地质调查局（U.S. Geological Survey，USGS）对其探明全球矿产的性质与分布这一使命的持续恪守与践行……