Volcanic Crystals Could Point Us Towards Critical Caches of Rare Earth Metals
Experts hope the minerals they find via this method will “power green, renewable energy sources for a sustainable future.” ...
Hosted on MSN1mon
Crystals hold a secret history of volcanoes—and clues about future eruptions
Volcano crystal balls Magma, the super-hot molten rock which feeds volcanic eruptions, is generated many tens of kilometers below the surface in Earth's mantle. On its journey up to the surface ...
Space.com6d
Continent-size blobs in Earth's mantle are a billion years old, ancient crystals reveal
New research suggests that dark energy isn't needed to explain the acceleration in the expansion of the universe — instead ...
The Conversation on MSN11d
Where should we look for new metals critical for green energy technology? Volcanoes may point the way
About 400 kilometers northwest of Sydney, just south of Dubbo, lies a large and interesting body of rock formed around 215 ...
Massive Continent-Sized Blobs Deep in Earth’s Mantle May Be Over a Billion Years Old
Deep-seated mantle structures known as LLSVPs have been found to be over a billion years old, affecting tectonic activity.
PBS8y
What Killed the Dinosaurs?
Fractured Crystals These crystals ... some scientists conclude that they could also be the result of volcanic eruptions. Fossil Record A gradual decline in the number of dinosaur species would ...
Alaska Dispatch News14d
A significant threat within an Alaska mountain
An eruption of Mount Churchill today similar to previous major plumes would bring much of the Northern Hemisphere to a standstill.
Inter Press Service12d
The Geology of Amethyst: A Detailed Exploration
This coloration is primarily due to trace amounts of iron and aluminum within the crystal structure, combined with natural irradiation. The formation of amethyst typically occurs in geodes or cavities ...