FOR some time the need of a text-book of general petrology in English has been acutely felt, owing to the rapid progress which the science has made in theoretical subjects and the inaccessibility ...

IN the middle of the last century much interest was shown in the problem of the genesis of igneous rocks, and especially in the manner of origin of diverse rock-types from a common stock or from a ...

those with rhyolite lavas. They look a bit like geodes, but they’re not exactly geodes. There are three types of rock: ...

Igneous intrusions are a type of rock feature. They form when molten rock cools below the surface of the Earth. Join Isla and Connor as they explore igneous rock landscape features at Traprain Law ...

The monthly update from the U.S. Geological Survey Volcanoes shows what scientists have learned about the explosion at ...

NORTH SYDNEY, Australia--(BUSINESS WIRE)--Ioneer Ltd (“Ioneer”) (ASX: INR, NASDAQ: IONR) moved one step closer toward construction at its Rhyolite Ridge Lithium-Boron Project following ...

Deering comes to Michigan Tech from the University of Wisconsin-Oshkosh. He has a PhD in Geological Sciences, Igneous Petrology, Geochemistry and Volcanology from the University of Canterbury in New ...

Magmas made up of rhyolite and dacite are among them. These magmas are extremely viscous due to ... Magmas with intermediate composition result from combining two magmas of differing compositions.

Ioneer (ASX:INR,NASDAQ:IONR) has take a step forward at its Rhyolite Ridge lithium-boron project with the release of a final environmental impact statement from the US Bureau of Land Management.