A space to discuss aspects of the Caribbean geology, ore potential of the ophiolite belts, etc.
Tuesday, September 24, 2024
https://youtu.be/ImF6POKzCqI
A groundbreaking discovery in Australia may have revealed one of the largest craters ever found on Earth, with an astonishing width of 370 miles. Researchers Daniel Connelly and Dr. Arif Sior from Virginia Commonwealth University uncovered the massive impact structure, which is thought to date back to the Neoproterozoic era. This discovery could drastically alter our understanding of Earth's geological and biological evolution, particularly during a time of significant changes in the planet’s life forms and environment. Evidence of the impact includes massive deposits of pseudotachylite (melt rock) and shocked minerals such as lonsdaleite (a shocked diamond), along with high levels of iridium.
Presented at esteemed conferences like the Geological Society of America's annual meeting, the discovery has sparked excitement and calls for further research. This crater, if confirmed, could offer crucial insights into Earth's tumultuous past, the dynamics of ancient continents, and the frequency of large impacts. The research highlights the collaborative effort behind uncovering this potential revolution in geology, which could reshape not only geological understanding but also fields like paleontology and astrophysics.
P. Geo. Ricardo A Valls, M. Sc. and Geo Gadfly
Valls Geoconsultant
ORCID ID- https://orcid.org/0000-0002-5421-0914
Scopus Author ID: 7003369619/35335510700
ResearcherID: S-6604-2018
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