Summary:
1. Research Findings: New research suggests that Mercury may have a layer of diamonds about 310 miles below its surface, potentially 11 miles thick. These diamonds could have formed about 4.5 billion years ago under high-pressure and high-temperature conditions.
2. Formation Process: A crust of graphite floating over a magma ocean likely existed on the early Mercury. Experiments using an anvil press replicated these conditions, showing that graphite could transform into diamond crystals under extreme pressures and temperatures, similar to those near Mercury’s core.
3. Implications: The research provides insights into Mercury’s interior and planetary evolution. It also suggests that lava might carry some diamonds to Mercury’s surface, enhancing our understanding of exoplanets with similar characteristics.
Read more at: cnn.com
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