Download Cenozoic Volcanism in the Tyrrhenian Sea Region by Angelo Peccerillo PDF

By Angelo Peccerillo

This is an up to date variation of the publication through a similar writer: "Plio-Quaternary volcanism in Italy - Petrology, geochemistry, geodynamics," released in 2005 by way of Springer. This variation has an analogous constitution because the prior booklet, with a basic creation; a variety of chapters devoted to diversified volcanic provinces in Italy; and a last bankruptcy at the relationships among magmatism and geodynamics. It contains info that has develop into on hand within the final ten years, and new chapters were extra supplying particular discussions of the Oligo-Miocene orogenic volcanism on Sardinia and of a few small outcrops of fragmented volcanic rocks happening in different locations of the Apennines. This re-creation now covers the complete Tyrrhenian Sea magmatism of the final forty Ma. finally, it comprises appendices: Appendix 1 is an replace of the 2005 variation appendix. Appendix 2 discusses the fundamental rules of igneous petrology, hint components and isotope geochemistry, offering geoscientists surprising with petrology-geochemistry insights into how significant hint parts and isotopic information on volcanic rocks let a greater figuring out of magmatism and geodynamics.

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Since most of the volcanic rocks occurring in the Tyrrhenian Sea region are of ultimate mantle origin, this extreme magmatic diversity requires heterogeneous upper mantle sources. Geochronological, petrological and isotopic data suggest that multiple metasomatic events over compositionally variable premetasomatic mantle rocks are responsible for this heterogeneity. Quaternary rocks occurring in centralsouthern Italy show the widest range of petrological and geochemical signatures. Moreover, large volumes of extremely enriched potassic and ultrapotassic rocks characterise this young volcanism.

Contrib Mineral Petrol 69:151–165 Hofmann AW (1997) Mantle geochemistry: the message from oceanic volcanism. Nature 385:219–229 Irvine TN, Baragar WRA (1971) A guide to chemical classification of common volcanic rocks. Can J Earth Sci 8:523–548 Le Maitre RW (ed) (2002) A classification of igneous rocks and glossary of terms. Cambridge University Press, Cambridge 252 pp Locardi E (1993) Dynamics of deep structures in the Tyrrhenian-Apennines area and its relation to neotectonics. Il Quaternario 6:59–66 Lustrino M, Duggen S, Rosenberg CL (2011) The Central-Western Mediterranean: Anomalous igneous activity in an anomalous collisional tectonic setting.

The Tyrrhenian Sea basin Several volcanoes with arc-type and anorogenic affinity coexist in the Tyrrhenian Sea basin. According to some authors (Savelli 1988; Locardi 1993; Argnani and Savelli 1999), the calcalkaline and shoshonitic seamounts developed along arc-shaped structures that become younger from west to southeast. Ponza and adjoining volcanoes may represent the northern end of Plio-Quaternary arcs developed from the Anchise seamount in the southern Tyrrhenian Sea to the Pontine Islands and northern Campania (see Chap.

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