Italian Plio-Quaternary magmatism exhibits a very wide petrological, geochemical and radiogenic-isotope variability, which makes magma genesis and geodynamic significance …
F Marra, L Pandolfi, C Petronio, G Di Stefano… - Earth-Science …, 2014 - Elsevier
Abstract The Ponte Galeria area is part of the larger “Campagna Romana” and hosted the inner delta of the Tiber River since the beginning of the Middle Pleistocene, allowing the …
Potassium is a major component in continental crust, the fourth-most abundant cation in seawater, and a key element in biological processes. Until recently, difficulties with existing …
New results for the Colli Albani volcano (Roma, Italy) surveyed for the Geological Map of Italy at 1: 50,000 scale (CARG Project), integrated with previous data, provide insights on …
H Behrens, V Misiti, C Freda, F Vetere… - American …, 2009 - pubs.geoscienceworld.org
The solubility of H2O-CO2 fluids in a synthetic analogue of a phono-tephritic lava composition from Alban Hills (Central Italy) was experimentally determined from 50 to 500 …
The oxidation state of Fe in hydrous ultrapotassic (phono-tephritic) melts coexisting with mixed H2O-CO2 fluids was studied experimentally at 1200 and 1250° C and pressures from …
The Alban Hills ultrapotassic volcanic district is one of the main districts emplaced during Quaternary time along the Tyrrhenian margin of Italy. Alban Hills lava flows and scoria clasts …
T Di Rocco, C Freda, M Gaeta, S Mollo… - Journal of …, 2012 - academic.oup.com
Crystal-rich lithic clasts occurring in volcanic deposits are key tools to understand processes of storage, cooling, and fractionation of magmas in pre-eruptive volcanic systems. These …
C Freda, M Gaeta, B Giaccio, F Marra… - Bulletin of …, 2011 - Springer
Generally, the intensity and magnitude of explosive volcanic activity increase in parallel with SiO 2 content. Pyroclastic-flow-forming eruptions in the Colli Albani ultrapotassic volcanic …