Evaluating dual hydration of the oceanic lithosphere

A new study led by Dr. Jian Lin (Southern University of Science and Technology) and Dr. Fan Zhang (South China Sea Institute of Oceanology, Chinese Academy of Sciences) reexamines how the ocean's lithosphere operates.

Superdeep diamonds provide a window on supercontinent growth

Diamonds contain evidence of the mantle rocks that helped buoy and grow the ancient supercontinent Gondwana from below, according to new research from a team of scientists led by Suzette Timmerman—formerly of the University ...

What may be the largest source of abiotic methane gas on Earth

Methane (CH4), the chief constituent of natural gas, is one of the most widely used "clean" fuels. Although methane is usually considered to originate from organic matter, recently, more and more evidence shows that methane ...

A closer look at the creation of a metamorphic sole

When two of Earth's tectonic plates collide, the heavier plate is forced underneath and back into the mantle in a process called subduction. During the early stages of newly initiated subduction zones, the uppermost part ...

Flare ups and crustal removal in northeast Japan

The crustal record is the geologist's book for studying the history of the Earth. It contains information to understand important aspects such as when the earliest crustal rocks separated from the mantle; the origin and evolution ...

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