In one scenario for mineral fractionation between volcanic and plutonic rocks, eruptible felsic melt ... the presence of extreme outliers (for example, several orders of magnitude farther from ...

Clues in the form of heavy metals found in the volcanic rocks could confirm a suspicion long held by geologists — that Earth’s molten core is not isolated but likely bleeds into the rocky ...

Keller and colleagues 1 report one of the most compelling examples ... of plutonic rocks (which formed from magmas that slowly cooled within the Earth) with those of volcanic rocks (formed when ...

A German university, Göttingen University, has literally "struck gold" in recent findings from volcanic rocks. A new study of these volcanic rocks from Hawaii, that leaked out from deep under the ...

"This study highlights how changes at Earth's surface, particularly in ocean chemistry, are recorded in the deep Earth through the volcanic rocks formed in subduction zones. It's a great example ...

The rocks could provide vital information about ... embedded in a glassy mass that is known to form here on Earth via volcanic activity. Also present in the lunar regolith samples is an olivine ...

The first samples from the farside of the moon contain signs of surprising volcanic activity near the lunar south pole. Two separate analyses of lunar rocks brought to Earth by China’s Chang’e ...

"The general assumption was that the moon is such a small body compared to Earth and Mars, for example ... rocks that Chang'e-5 brought back are about 2 billion years old, and they're volcanic.

Researchers have had their first-ever look at samples brought back from the Moon’s far side — and the rocks detail a history of volcanic activity that spans billions of years. “We can tell ...