How the world’s oldest known meteorite impact structure changed the chemistry of Earth’s crust
- Written by: Andreas Zametzer, PhD Candidate at Timescales of Mineral Systems Group, Curtin University
ShutterstockMeteorite impacts can be cataclysmic events in the history of a planet, melting rock, changing atmospheric chemistry, and wreaking general havoc.
However, impacts may also have created Earth’s continents, supported ecological niches that kick-started life, and even developed metal ores.
In a new study published in Earth and...