About 400 kilometres northwest of Sydney, just south of Dubbo, lies a large and interesting body of rock formed around 215 ...

The fate of carbonate in oceanic crust subducted into earth’s lower mantle ... We have also shown that diamonds from Juina, Brazil and their silicate mineral inclusions crystallised from just such a ...

Critical minerals such as nickel ... created by melting and other chemical reactions. New oceanic crust is formed at mid-ocean ridges by melting the mantle, leading to a uniform crustal thickness.

Formation of continental and oceanic crust depletes the convecting mantle ... It has also become possible to analyse individual minerals constituting the basalts as well as melt inclusions trapped ...

It has created the oceanic and, ultimately, the continental crust, as well as the Earth's atmosphere. Partial melting distributes elements unevenly between these global reservoirs and leaves a ...