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Geological History

Volcanic History Planetary Impacts Impact Events Asteroid Belt Extinction Events Ordovician Period Cratonic Changes Ancient Earth Archean Eon Earth-Moon System Ancient Meteorite Impacts Early Earth Cretaceous Period Mass Extinction Events Holocene Epoch Continental Formation Formation of Earth Dating Techniques

China’s Jinlin Crater Confirmed as Earth’s Largest Known Holocene Impact Site

The identification relies on shock features in quartz, prompting follow-up work to refine the age as well as determine the meteorite’s composition.

MIT Team Finds Potassium-40 Anomaly That Points to Surviving Proto‑Earth Mantle

Chang'e-6 Rocks Reveal Cooler Lunar Far-Side Mantle by About 100°C

Seismic Reanalysis Finds Mars’ Mantle Packed With Ancient Impact Debris