Geochemical Characteristics of the Conterminous United States: % Al2O3

This raster depicts the percentage of lithological aluminum oxide (Al2O3) content in surface or near surface geology. We derived these rasters by calculating the...本栅格数据（raster）展示了地表及近地表地质中岩性氧化铝（Al₂O₃）的含量占比情况。我们通过计算……得到了此类栅格数据。