An unusual reduction in the strength of Earth's magnetic field between 591 and 565 million years ago coincided with a ...

However, it is not yet clear why this increase in oxygen occurred. John Tarduno and colleagues analyzed the magnetic ...

2006). Nicotra et al. link plagioclase records with eruptive styles across the volcano stratigraphy of small caldera-forming eruptions at Vulcano (Aeolian Islands, Italy). The authors propose the ...

Analytical and high-resolution transmission electron microscopy of weathered plagioclase and K-feldspar provided microtextural and chemical data that suggest a sequential formation of weathering ...