For example, a well-known characteristic of modern island arc basalts is their enrichment in radiogenic strontium relative to ...

Volcanic eruptions in the middle of tectonic plates, far from any volcanically-active plate boundaries, have created many of the thousands of ocean islands and seamounts that cover Earth's ocean ...

As you read this article, refer as often as you wish to the accompanying animation. The animation, which you control using your mouse, shows the breakup of the ancient supercontinent of Gondwana ...

A schematic image of subducted oceanic crust inferred from this study. Basalt and harzburgite layers of the oceanic crust accumulate beneath and above the 660 km discontinuity, respectively.