Understanding the chemicals within the mantle could provide clues about how life began. The post Mantle Rocks From ‘Lost City ...

Scientists discover hidden "ghost plume" beneath Oman using earthquake data, revealing Earth's secret heat pathways.

Here, mantle rock called peridotite seeps upwards and reaches the seafloor. And now, we have the biggest sample ever collected. The team drilled down an astonishing 4,160 ft ...

Mantle peridotite is what melts to produce the magma that fuels volcanoes such as those found on Hawaii and Iceland. John says most of the mantle is buried beneath the crust and, therefore, almost ...

Like a mosquito tunneling into the skin to get at the rich feast within, geologists poked a long, narrow drill into Earth's crust last year, pulling out a treasury of geological goodness. The ...

In the past, when geologists have compared samples of prehistoric peridotite from Earth’s mantle and their modern equivalents, they’ve found a significant discrepancy.

Geoscientists have made an unprecedented achievement on their 60-year quest to know more about Earth's mysterious depths. Pieces of Earth’s rocky mantle were collected by a drilling vessel ...

Now, Johan Lissenberg and colleagues report the recovery and characterization of a nearly continuous 1268-meter-long drill core of serpentinized abyssal mantle peridotite from the mid-Atlantic ridge.

The mantle isn’t a complete unknown. Occasionally, volcanic eruptions spew out bits of it — chunks of greenish peridotite, the type of rock that dominates the upper mantle, embedded in basalt ...

The mantle is 1,800 miles thick, and makes up a whopping 84% of our planet’s volume, according to the author. News Sports Entertainment Business Opinion Advertise Obituaries eNewspaper Legals.

This study reports widespread mineral carbonation of mantle rocks in an oceanic transform fueled by magmatic degassing of CO2. The findings describe a previously unknown part of the geological ...