PLIO-QUATERNARY VOLCANISM IN ITALY
TABLE OF CONTENTS 1 PLIO-QUATERNARY MAGMATISM IN ITALY: INTRODUCTORY OVERVIEW 11 INTRODUCTION 12 GEOCHRONOLOGY AND PETROLOGY 13 REGIONAL DISTRIBUTION OF MAGMA TYPES 14 REGIONAL VARIATION OF TRACE ELEMENT AND SR-ND-PB-O ISOTOPIC COMPOSITIONS 15 MAGMATIC PROVINCES IN ITALY 16 PETROGENESIS AND GEODYNAMICS: A PRELIMINARY PERSPECTIVE 17 CONCLUSIONS 2 THE TUSCANY PROVINCE 21 INTRODUCTION 22 REGIONAL GEOLOGY 23 COMPOSITIONAL CHARACTERISTICS OF TUSCANY MAGMATISM 24 SILICIC MAGMATISM 241 EFFUSIVE ROCKS 242 INTRUSIVE ROCKS 25 MAFIC MAGMATISM 26 PETROGENESIS 261 SILICIC MAGMATISM 262 MAFIC MAGMATISM 263 SUMMARY OF PETROGENETIC HISTORY 27 GEODYNAMIC IMPLICATIONS 28 CONCLUSIONS 3 THE INTRA-APENNINE PROVINCE 31 INTRODUCTION 32 REGIONAL GEOLOGY 33 COMPOSITIONAL CHARACTERISTICS OF INTRA-APENNINE MAGMATISM 331 SAN VENANZO 332 CUPAELLO 333 POLINO 334 INTRA-APENNINE PYROCLASTIC DEPOSITS 335 COLLE FABBRI 34 PETROGENESIS 341 KAMAFUGITIC ROCKS 342 CARBONATE-RICH ROCKS 35 GEODYNAMIC IMPLICATIONS 36 CONCLUSIONS 4 THE ROMAN PROVINCE 41 INTRODUCTION 42 REGIONAL GEOLOGY 43 VULSINI DISTRICT 431 VOLCANOLOGY AND STRATIGRAPHY 432 PETROGRAPHY AND MINERAL CHEMISTRY 433 PETROLOGY AND GEOCHEMISTRY 44 VICO VOLCANO 441 VOLCANOLOGY AND STRATIGRAPHY 442 PETROGRAPHY AND MINERAL CHEMISTRY 443 PETROLOGY AND GEOCHEMISTRY 45 SABATINI DISTRICT 451 VOLCANOLOGY AND STRATIGRAPHY 452 PETROGRAPHY AND MINERAL CHEMISTRY 453 PETROLOGY AND GEOCHEMISTRY 46 COLLI ALBANI (ALBAN HILLS) 461 VOLCANOLOGY AND STRATIGRAPHY 462 PETROGRAPHY AND MINERAL CHEMISTRY 463 PETROLOGY AND GEOCHEMISTRY 47 PETROGENESIS 471 FRACTIONAL CRYSTALLISATION AND MAGMA MIXING 472 MAGMA CONTAMINATION BY CRUSTAL ROCKS 473 GENESIS OF MAFIC MAGMAS AGE OF MANTLE CONTAMINATION AND GEODYNAMIC IMPLICATIONS CONCLUSIONS 5 THE ERNICI-ROCCAMONFINA PROVINCE 51 INTRODUCTION 52 REGIONAL GEOLOGY 53 MONTI ERNICI 531 VOLCANOLOGY AND STRATIGRAPHY 532 PETROGRAPHY AND MINERAL CHEMISTRY 533 PETROLOGY AND GEOCHEMISTRY 54 ROCCAMONFINA 541 VOLCANOLOGY AND STRATIGRAPHY 542 PETROGRAPHY AND MINERAL CHEMISTRY 543 PETROLOGY AND GEOCHEMISTRY 55 PETROGENESIS 56 NATURE OF MANTLE METASOMATISM AND GEODYNAMIC IMPLICATIONS 57 CONCLUSIONS 6 THE CAMPANIA PROVINCE, PONTINE ISLANDS, MOUNT VULTURE 61 INTRODUCTION 62 REGIONAL GEOLOGY 63 CAMPANIA PROVINCE 631 SOMMA-VESUVIO 632 CAMPI FLEGREI (PHLEGRAEAN FIELDS) 633 ISCHIA 634 PROCIDA AND VIVARA 64 BURIED VOLCANISM BENEATH THE CAMPANIAN PLAIN 65 PONTINE ISLANDS 651 PONZA, PALMAROLA AND ZANNONE 652 VENTOTENE AND SANTO STEFANO 66 MOUNT VULTURE 661 VOLCANOLOGY AND STRATIGRAPHY 662 PETROGRAPHY AND MINERAL CHEMISTRY 663 PETROLOGY AND GEOCHEMISTRY 67 PETROGENESIS OF CAMPANIA, PONTINE AND VULTURE MAGMAS 68 GEODYNAMIC SETTING 69 CONCLUSIONS 7 THE AEOLIAN ARC 71 INTRODUCTION 72 REGIONAL GEOLOGY 73 ALICUDI 731 VOLCANOLOGY AND STRATIGRAPHY 732 PETROGRAPHY AND MINERAL CHEMISTRY 733 PETROLOGY AND GEOCHEMISTRY 74 FILICUDI 741 VOLCANOLOGY AND STRATIGRAPHY 742 PETROGRAPHY AND MINERAL CHEMISTRY 743 PETROLOGY AND GEOCHEMISTRY 75 SALINA 751 VOLCANOLOGY AND STRATIGRAPHY 752 PETROGRAPHY AND MINERAL CHEMISTRY 753 PETROLOGY AND GEOCHEMISTRY 76 LIPARI 761 VOLCANOLOGY AND STRATIGRAPHY 762 PETROGRAPHY AND MINERAL CHEMISTRY 763 PETROLOGY AND GEOCHEMISTRY 77 VULCANO 771 VOLCANOLOGY AND STRATIGRAPHY 772 PETROGRAPHY AND MINERAL CHEMISTRY 773 PETROLOGY AND GEOCHEMISTRY 78 PANAREA 781 VOLCANOLOGY AND STRATIGRAPHY 782 PETROGRAPHY AND MINERAL CHEMISTRY 783 PETROLOGY AND GEOCHEMISTRY 79 STROMBOLI 791 VOLCANOLOGY AND STRATIGRAPHY 792 PETROGRAPHY AND MINERAL CHEMISTRY 793 PETROLOGY AND GEOCHEMISTRY 710 AEOLIAN SEAMOUNTS 711 PETROGENESIS 7111 GENESIS OF MAFIC MAGMAS 7112 ALONG-ARC COMPOSITIONAL VARIATIONS 712 GEODYNAMIC SETTING 713 CONCLUSIONS 8 THE SICILY PROVINCE 81 INTRODUCTION 82 REGIONAL GEOLOGY 83 ETNA 831 VOLCANOLOGY AND STRATIGRAPHY 832 PETROGRAPHY AND MINERAL CHEMISTRY 833 PETROLOGY AND GEOCHEMISTRY 84 IBLEI 841 VOLCANOLOGY, STRATIGRAPHY AND PETROGRAPHY 842 PETROLOGY AND GEOCHEMISTRY 85 PANTELLERIA 851 VOLCANOLOGY AND STRATIGRAPHY 852 PETROGRAPHY AND MINERAL CHEMISTRY 853 PETROLOGY AND GEOCHEMISTRY 86 LINOSA 861 VOLCANOLOGY AND STRATIGRAPHY 862 PETROGRAPHY AND MINERAL CHEMISTRY 863 PETROLOGY AND GEOCHEMISTRY 87 SICILY CHANNEL SEAMOUNTS 88 USTICA 881 VOLCANOLOGY AND STRATIGRAPHY 882 PETROGRAPHY AND MINERAL CHEMISTRY 883 PETROLOGY AND GEOCHEMISTRY 89 PETROGENESIS 810 GEODYNAMIC SETTING 811 CONCLUSIONS 9 SARDINIA AND THE SOUTHERN TYRRHENIAN SEA 91 INTRODUCTION 92 SARDINIA 921 REGIONAL GEOLOGY 922 PLIO-QUATERNARY VOLCANISM 923 PETROGENESIS 93 SOUTHERN TYRRHENIAN SEA 931 REGIONAL GEOLOGY 932 MORB-TYPE ROCKS 933 OIB-TYPE ROCKS 934 ARC-TYPE ROCKS 935 PETROGENESIS 94 GEODYNAMIC SETTING 95 CONCLUSIONS 10 PETROGENESIS AND GEODYNAMICS IN ITALY 101 INTRODUCTION 102 COMPOSITIONAL AND STRUCTURAL CHARACTERISTICS OF VOLCANISM IN ITALY 103 PETROGENETIC CONSTRAINTS FOR ITALIAN PLIO-QUATERNARY MAGMATISM 104 GEODYNAMIC EVOLUTION OF THE WESTERN MEDITERRANEAN AND TYRRHENIAN SEA 105 RELATIONSHIP BETWEEN PETROGENESIS AND GEODYNAMICS 1051 PASSIVE-RIFTING-RELATED HYPOTHESES 1052 PLUME-RELATED HYPOTHESES 1053 SUBDUCTION-RELATED HYPOTHESES 106 CONCLUSIONS