Kimberlites are volatile-rich magmas from mantle depths of ≥150 km and are the primary source of diamonds. Kimberlite volcanism involves the formation of diverging pipes or diatremes, which are the ...
Projection volcanique d'une taille comprise entre 2 et 64 mm, dont le nom d'origine italienne signifie « petite pierre ». L'histoire géologique des lapilli s'inscrit dans le contexte plus large de la ...
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By Shoving a Bed Frame Against the Door, This Pompeii Family Tried to Survive Mount Vesuvius' Eruption
In 79 C.E., Mount Vesuvius erupted, spewing ash and small volcanic pellets known as lapilli over the city of Pompeii. Nearly 1,950 years later, archaeologists are still sifting through the layers of ...
AbstractWe present an impactoclastic density current model for terrestrial meteorite impact ejecta emplacement that is based on a hitherto-unreported threefold sequence of lithofacies in the recently ...
02/07/2024 - Paula Ďurinová enchevêtre chagrin personnel et réflexion environnementale, et livre un essai documentaire qui réfléchit sur le deuil et la résilience à travers des images de formations ...
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