Tag: GEOLOGICAL NEWS
South American volcano showing early warning signs of ‘potential collapse,’ research shows
South American volcano showing early warning signs of 'potential collapse', research shows.
How and when was carbon distributed in the Earth?
It is generally accepted that planetary surfaces were covered with molten silicate, a “magma ocean”, during the formation of terrestrial planets.
In a deep magma...
First direct evidence for a mantle plume origin of Jurassic flood basalts in southern Africa
The origin of gigantic magma eruptions that led to global climatic crises and extinctions of species has remained controversial.
Cosmic pearls: Fossil clams in Florida contain evidence of ancient meteorite
Researchers picking through the contents of fossil clams from a Sarasota County quarry found dozens of tiny glass beads, likely the calling cards of an ancient meteorite.
10 of the Largest “Super Volcanoes”
A supervolcano is classified as a volcano with an eruption magnitude of 8, the largest value on the Volcanic Explosivity Index (VEI) where the volume of deposits for that eruption is greater than 1,000 cubic kilometers (240 cubic miles).
Cool Earth theory sheds more light on diamonds
A QUT geologist has published a new theory on the thermal evolution of Earth billions of years ago that explains why diamonds have formed as precious gemstones rather than just lumps of common graphite.