xii Contents Intra-Apennine Pyroclastic Deposits Colle Fabbri Petrogenesis of the Intra-Apennine Province

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1 Contents 1 Magmatism in the Tyrrhenian Sea Region: An Introductory Overview Introduction Geochronology and Petrology Regional Distribution of Magma Types Regional Variation of Trace Element and Sr-Nd Pb-O Isotopic Compositions Magmatic Provinces in the Tyrrhenian Sea Region Petrogenesis and Geodynamic Setting: A Preliminary Perspective Summary and Conclusions References The Tuscany Province Introduction Regional Geology Composition and Classification of Tuscany Magmatism Silicic Magmatism Effusive Rocks Plutonic Rocks Mafic Magmatism Petrogenesis of the Tuscany Magmatic Province Origin of Silicic Magmas Origin of Mafic Magmas Geodynamic Implications Summary and Conclusions References The Intra-Apennine Province Introduction Regional Geology Compositional Characteristics of Intra-Apennine Magmatism San Venanzo Cupaello Polino Oricola xi

2 xii Contents Intra-Apennine Pyroclastic Deposits Colle Fabbri Petrogenesis of the Intra-Apennine Province Kamafugitic Rocks Carbonate-rich Rocks Geodynamic Implications Summary and Conclusions References The Roman Province Introduction Regional Geology Vulsini District Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Evolution of Vulsini Magmas Vico Volcano Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Evolution of Vico Magmas Sabatini District Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Evolution of Sabatini Magmas Colli Albani (Alban Hills) Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Evolution of Colli Albani Magmas Petrogenesis of the Roman Province Magma Evolution Processes Genesis of Primary Magmas Age of Mantle Metasomatism and Geodynamic Implications Physical Models of Mantle Metasomatism Summary and Conclusions References The Ernici-Roccamonfina Province Introduction Regional Geology Ernici Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Evolution of Ernici Magmas

3 Contents xiii 5.4 Roccamonfina Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Evolution of Roccamonfina Magmas Petrogenesis of the Ernici-Roccamonfina Province Mantle Metasomatism and Geodynamic Implications Summary and Conclusions References The Pontine Islands Introduction Western Pontine Islands: Ponza, La Botte, Palmarola and Zannone Ventotene and Santo Stefano Petrogenesis and Geodynamic Significance of Pontine Islands Summary and Conclusions References The Campania Province Introduction Regional Geology Somma-Vesuvio Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Evolution of Somma-Vesuvio Magmas Campi Flegrei (Phlegraean Fields) Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Evolution of Campi Flegrei Magmas Ischia Island Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Evolution of Ischia Magmas Procida and Vivara Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Evolution of Procida and Vivara Magmas Buried Volcanism Beneath the Campanian Plain Petrogenesis of Campania Magmas Geodynamic Significance Summary and Conclusions References

4 xiv Contents 8 The Apulian Province (Mount Vulture) Introduction Regional Geology Mount Vulture Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Petrogenesis of Vulture Magmas Geodynamic Significance of Mount Vulture Summary and Conclusions References The Aeolian Arc Introduction Regional Geology Alicudi Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Magma Evolution at Alicudi Filicudi Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Magma Evolution at Filicudi Salina Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Magma Evolution at Salina Lipari Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Magma Evolution at Lipari Vulcano Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Magma Evolution at Vulcano Panarea Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Magma Evolution at Panarea Stromboli Volcanology and Stratigraphy Petrography and Mineral Chemistry

5 Contents xv Petrology and Geochemistry Magma Evolution at Stromboli Aeolian Seamounts Petrogenesis of the Aeolian Arc Magmas Role of Magma Evolution Processes Genesis of Primary Magmas Geodynamic Implications Summary and Conclusions References The Sicily Province Introduction Regional Geology Etna Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Evolution of Etna Magmas and Implications for the Plumbing System Iblei Volcanology, Stratigraphy, and Petrography Petrology and Geochemistry Evolution of Iblean Magmas Pantelleria Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Evolution of Pantelleria Magmas Linosa Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Evolution of Linosa Magmas Sicily Channel Seamounts Ustica Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Evolution of Ustica Magmas Petrogenesis of the Sicily Province Geodynamic Significance Summary and Conclusions References Sardinia Introduction Regional Geology

6 xvi Contents 11.3 Oligo-Miocene Orogenic Volcanic Stage Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Petrogenesis of Oligo-Miocene Orogenic Magmas Miocene-Quaternary Anorogenic Volcanism Volcanology and Stratigraphy Petrography and Mineral Chemistry Petrology and Geochemistry Petrogenesis of Miocene-Quaternary Anorogenic Magmatism Geodynamic Settings of Orogenic and Anorogenic Magmas Summary and Conclusions References Southern Tyrrhenian Sea Introduction Geological Setting Igneous Activity MORB-Type Rocks OIB-Type Rocks Arc-Type Rocks Petrogenesis of the Tyrrhenian Sea Magmatism Geodynamic Setting Summary and Conclusions References Magmatism and Geodynamics in the Tyrrhenian Sea Region Introduction Compositional and Structural Characteristics of Volcanism in the Tyrrhenian Sea Region Geodynamic Evolution of the Tyrrhenian Sea Region: A Short Summary Relationship between Petrogenesis and Geodynamics Plume-Related Hypotheses Passive-Rifting-Related Hypotheses Subduction-Related Hypotheses Conclusions References Erratum to: Cenozoic Volcanism in the Tyrrhenian Sea Region.... E1 Appendix 1: The Alpine Magmatic Stage Appendix 2: Classification of K-rich Rocks References Index

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