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science400 kmDiamonds formed 400 km deep reveal the history of oceanic plates

Diamonds formed 400 km deep reveal the history of oceanic plates

Giant crystals discovered among the largest diamonds ever found.

Published 6sem1 sourceNotable
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The fact

Formed 400 kilometers underground, they may come from recycled oceanic plates.

Their study sheds light on the Earth's deep geological mechanisms.

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Why it matters

Cette découverte offre une fenêtre unique sur les processus géologiques profonds, notamment le recyclage des plaques océaniques dans le manteau terrestre. Elle pourrait affiner les modèles de la dynamique interne de la planète.

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Auto-synthesis from 1 media source · identified on July 22, 2026
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