New findings reveal surprising behavior of minerals in the depths of the Earth

Boudinage in brecciated dolostone rocks of the Panamint Range (Wildrose Area, Death Valley National Park). New research shows that periclase is more powerful than bridgmanite in Earth’s lower mantle, and is analogous to pudynates developing in hard (“stronger”) rocks among less efficient (“weaker”) rocks. Credit: Jennifer M. Jackson, Caltech As you read this, there is … Read more