#Geologists identify deep-earth structures that may signal hidden metal lodes
“#Geologists identify deep-earth structures that may signal hidden metal lodes” A new study shows that giant ore deposits are tightly distributed above where rigid rocks that comprise the nuclei of ancient continents begin to thin, far below the surface (white areas). Redder areas indicate the thinnest rocks beyond the boundary; bluer ones, the thickest. Circles,…