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The ∼2.06 Ga Rooiberg Group of South Africa, related to the greater Bushveld Complex-forming event (Bushveld Large Igneous Province) appears to have been associated with some of the largest eruptions of silicic rocks in the Precambrian rock record. Despite extensive geochemical work that has been carried out on the voluminous silicic volcanic and intercalated sedimentary rocks, so far, a clear interpretation...
Volcanic terrains such as magmatic arcs are thought to display the most complex surface environments on Earth. Ancient volcaniclastics are notoriously difficult to interpret as they describe the interplay between a single or several volcanoes and the environment. The Early Miocene Tepoztlán Formation at the southern edge of the Transmexican Volcanic Belt belongs to the few remnants of this ancestral...
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